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[PATCH] fbdev: Sanitize ->fb_ioctl prototype 

The ioctl and file arguments to ->fb_mmap are totally unused and there's not
reason a driver should need them.

Also update the ->fb_compat_ioctl prototype to be the same as ->fb_mmap.

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Christoph Hellwig 2006-01-14 13:21:25 -08:00 committed by Linus Torvalds
parent a80da73898
commit 67a6680d64
27 changed files with 67 additions and 109 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/video/amifb.c
View File

@ -1131,9 +1131,7 @@ static void amifb_copyarea(struct fb_info *info,
const struct fb_copyarea *region);
static void amifb_imageblit(struct fb_info *info,
const struct fb_image *image);
static int amifb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info);
static int amifb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg);
/*
@ -2172,9 +2170,8 @@ static void amifb_imageblit(struct fb_info *info, const struct fb_image *image)
* Amiga Frame Buffer Specific ioctls
*/
static int amifb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info)
static int amifb_ioctl(struct fb_info *info,
unsigned int cmd, unsigned long arg)
{
union {
struct fb_fix_cursorinfo fix;

5
drivers/video/arcfb.c
View File

@ -399,9 +399,8 @@ static void arcfb_imageblit(struct fb_info *info, const struct fb_image *image)
image->height);
}
static int arcfb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info)
static int arcfb_ioctl(struct fb_info *info,
unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
struct arcfb_par *par = info->par;

3
drivers/video/atafb.c
View File

@ -2571,8 +2571,7 @@ atafb_pan_display(struct fb_var_screeninfo *var, int con, struct fb_info *info)
}
static int
atafb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, int con, struct fb_info *info)
atafb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
#ifdef FBCMD_GET_CURRENTPAR

6
drivers/video/aty/aty128fb.c
View File

@ -431,8 +431,7 @@ static int aty128fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
static int aty128fb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *fb);
static int aty128fb_blank(int blank, struct fb_info *fb);
static int aty128fb_ioctl(struct inode *inode, struct file *file, u_int cmd,
u_long arg, struct fb_info *info);
static int aty128fb_ioctl(struct fb_info *info, u_int cmd, unsigned long arg);
static int aty128fb_sync(struct fb_info *info);
/*
@ -2108,8 +2107,7 @@ static int aty128fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
/* in param: u32* backlight value: 0 to 15 */
#define FBIO_ATY128_SET_MIRROR _IOW('@', 2, __u32)
static int aty128fb_ioctl(struct inode *inode, struct file *file, u_int cmd,
u_long arg, struct fb_info *info)
static int aty128fb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct aty128fb_par *par = info->par;
u32 value;

6
drivers/video/aty/atyfb_base.c
View File

@ -238,8 +238,7 @@ static int atyfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info);
static int atyfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info);
static int atyfb_blank(int blank, struct fb_info *info);
static int atyfb_ioctl(struct inode *inode, struct file *file, u_int cmd,
u_long arg, struct fb_info *info);
static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg);
extern void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
extern void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
extern void atyfb_imageblit(struct fb_info *info, const struct fb_image *image);
@ -1739,8 +1738,7 @@ struct atyclk {
#define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
#endif
static int atyfb_ioctl(struct inode *inode, struct file *file, u_int cmd,
u_long arg, struct fb_info *info)
static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct atyfb_par *par = (struct atyfb_par *) info->par;
#ifdef __sparc__

4
drivers/video/aty/radeon_base.c
View File

@ -864,8 +864,8 @@ static int radeonfb_pan_display (struct fb_var_screeninfo *var,
}
static int radeonfb_ioctl (struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int radeonfb_ioctl (struct fb_info *info, unsigned int cmd,
unsigned long arg)
{
struct radeonfb_info *rinfo = info->par;
unsigned int tmp;

6
drivers/video/bw2.c
View File

@ -36,8 +36,7 @@
static int bw2_blank(int, struct fb_info *);
static int bw2_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
static int bw2_ioctl(struct inode *, struct file *, unsigned int,
unsigned long, struct fb_info *);
static int bw2_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
* Frame buffer operations
@ -181,8 +180,7 @@ static int bw2_mmap(struct fb_info *info, struct file *file, struct vm_area_stru
vma);
}
static int bw2_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int bw2_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct bw2_par *par = (struct bw2_par *) info->par;

6
drivers/video/cg14.c
View File

@ -32,8 +32,7 @@ static int cg14_setcolreg(unsigned, unsigned, unsigned, unsigned,
unsigned, struct fb_info *);
static int cg14_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
static int cg14_ioctl(struct inode *, struct file *, unsigned int,
unsigned long, struct fb_info *);
static int cg14_ioctl(struct fb_info *, unsigned int, unsigned long);
static int cg14_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
@ -277,8 +276,7 @@ static int cg14_mmap(struct fb_info *info, struct file *file, struct vm_area_str
par->iospace, vma);
}
static int cg14_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int cg14_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct cg14_par *par = (struct cg14_par *) info->par;
struct cg14_regs __iomem *regs = par->regs;

6
drivers/video/cg3.c
View File

@ -34,8 +34,7 @@ static int cg3_setcolreg(unsigned, unsigned, unsigned, unsigned,
static int cg3_blank(int, struct fb_info *);
static int cg3_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
static int cg3_ioctl(struct inode *, struct file *, unsigned int,
unsigned long, struct fb_info *);
static int cg3_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
* Frame buffer operations
@ -240,8 +239,7 @@ static int cg3_mmap(struct fb_info *info, struct file *file, struct vm_area_stru
vma);
}
static int cg3_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int cg3_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct cg3_par *par = (struct cg3_par *) info->par;

6
drivers/video/cg6.c
View File

@ -37,8 +37,7 @@ static void cg6_imageblit(struct fb_info *, const struct fb_image *);
static void cg6_fillrect(struct fb_info *, const struct fb_fillrect *);
static int cg6_sync(struct fb_info *);
static int cg6_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
static int cg6_ioctl(struct inode *, struct file *, unsigned int,
unsigned long, struct fb_info *);
static int cg6_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
* Frame buffer operations
@ -534,8 +533,7 @@ static int cg6_mmap(struct fb_info *info, struct file *file, struct vm_area_stru
vma);
}
static int cg6_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int cg6_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct cg6_par *par = (struct cg6_par *) info->par;

4
drivers/video/fbmem.c
View File

@ -957,7 +957,7 @@ fb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
default:
if (fb->fb_ioctl == NULL)
return -EINVAL;
return fb->fb_ioctl(inode, file, cmd, arg, info);
return fb->fb_ioctl(info, cmd, arg);
}
}
@ -1107,7 +1107,7 @@ fb_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
default:
if (fb->fb_compat_ioctl)
ret = fb->fb_compat_ioctl(file, cmd, arg, info);
ret = fb->fb_compat_ioctl(info, cmd, arg);
break;
}
unlock_kernel();

6
drivers/video/ffb.c
View File

@ -38,8 +38,7 @@ static void ffb_fillrect(struct fb_info *, const struct fb_fillrect *);
static void ffb_copyarea(struct fb_info *, const struct fb_copyarea *);
static int ffb_sync(struct fb_info *);
static int ffb_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
static int ffb_ioctl(struct inode *, struct file *, unsigned int,
unsigned long, struct fb_info *);
static int ffb_ioctl(struct fb_info *, unsigned int, unsigned long);
static int ffb_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
@ -848,8 +847,7 @@ static int ffb_mmap(struct fb_info *info, struct file *file, struct vm_area_stru
0, vma);
}
static int ffb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int ffb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct ffb_par *par = (struct ffb_par *) info->par;

3
drivers/video/imsttfb.c
View File

@ -1267,8 +1267,7 @@ imsttfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
#define FBIMSTT_GETIDXREG 0x545406
static int
imsttfb_ioctl(struct inode *inode, struct file *file, u_int cmd,
u_long arg, struct fb_info *info)
imsttfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct imstt_par *par = info->par;
void __user *argp = (void __user *)arg;

8
drivers/video/intelfb/intelfbdrv.c
View File

@ -157,9 +157,8 @@ static int intelfb_cursor(struct fb_info *info,
static int intelfb_sync(struct fb_info *info);
static int intelfb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info);
static int intelfb_ioctl(struct fb_info *info,
unsigned int cmd, unsigned long arg);
static int __devinit intelfb_pci_register(struct pci_dev *pdev,
const struct pci_device_id *ent);
@ -1380,8 +1379,7 @@ intelfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
/* When/if we have our own ioctls. */
static int
intelfb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
intelfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
int retval = 0;

5
drivers/video/kyro/fbdev.c
View File

@ -586,9 +586,8 @@ static int __init kyrofb_setup(char *options)
}
#endif
static int kyrofb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info)
static int kyrofb_ioctl(struct fb_info *info,
unsigned int cmd, unsigned long arg)
{
overlay_create ol_create;
overlay_viewport_set ol_viewport_set;

6
drivers/video/leo.c
View File

@ -33,8 +33,7 @@ static int leo_setcolreg(unsigned, unsigned, unsigned, unsigned,
static int leo_blank(int, struct fb_info *);
static int leo_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
static int leo_ioctl(struct inode *, struct file *, unsigned int,
unsigned long, struct fb_info *);
static int leo_ioctl(struct fb_info *, unsigned int, unsigned long);
static int leo_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
@ -373,8 +372,7 @@ static int leo_mmap(struct fb_info *info, struct file *file, struct vm_area_stru
vma);
}
static int leo_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int leo_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct leo_par *par = (struct leo_par *) info->par;

5
drivers/video/matrox/matroxfb_base.c
View File

@ -865,9 +865,8 @@ static struct matrox_altout panellink_output = {
.name = "Panellink output",
};
static int matroxfb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info)
static int matroxfb_ioctl(struct fb_info *info,
unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
MINFO_FROM_INFO(info);

9
drivers/video/matrox/matroxfb_crtc2.c
View File

@ -419,11 +419,10 @@ static int matroxfb_dh_get_vblank(const struct matroxfb_dh_fb_info* m2info, stru
return 0;
}
static int matroxfb_dh_ioctl(struct inode* inode,
struct file* file,
static int matroxfb_dh_ioctl(struct fb_info *info,
unsigned int cmd,
unsigned long arg,
struct fb_info* info) {
unsigned long arg)
{
#define m2info (container_of(info, struct matroxfb_dh_fb_info, fbcon))
MINFO_FROM(m2info->primary_dev);
@ -457,7 +456,7 @@ static int matroxfb_dh_ioctl(struct inode* inode,
case MATROXFB_GET_OUTPUT_MODE:
case MATROXFB_GET_ALL_OUTPUTS:
{
return ACCESS_FBINFO(fbcon.fbops)->fb_ioctl(inode, file, cmd, arg, &ACCESS_FBINFO(fbcon));
return ACCESS_FBINFO(fbcon.fbops)->fb_ioctl(&ACCESS_FBINFO(fbcon), cmd, arg);
}
case MATROXFB_SET_OUTPUT_CONNECTION:
{

7
drivers/video/p9100.c
View File

@ -32,8 +32,7 @@ static int p9100_setcolreg(unsigned, unsigned, unsigned, unsigned,
static int p9100_blank(int, struct fb_info *);
static int p9100_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
static int p9100_ioctl(struct inode *, struct file *, unsigned int,
unsigned long, struct fb_info *);
static int p9100_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
* Frame buffer operations
@ -232,8 +231,8 @@ static int p9100_mmap(struct fb_info *info, struct file *file, struct vm_area_st
vma);
}
static int p9100_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int p9100_ioctl(struct fb_info *info, unsigned int cmd,
unsigned long arg)
{
struct p9100_par *par = (struct p9100_par *) info->par;

8
drivers/video/pm3fb.c
View File

@ -657,9 +657,7 @@ static void pm3fb_set_disp(const void *par, struct display *disp,
static void pm3fb_detect(void);
static int pm3fb_pan_display(const struct fb_var_screeninfo *var,
struct fb_info_gen *info);
static int pm3fb_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg, int con,
struct fb_info *info);
static int pm3fb_ioctl(struct fb_info *info, u_int cmd, u_long arg);
/* the struct that hold them together */
@ -3438,9 +3436,7 @@ static int pm3fb_pan_display(const struct fb_var_screeninfo *var,
return 0;
}
static int pm3fb_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg, int con,
struct fb_info *info)
static int pm3fb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
u32 cm, i;

3
drivers/video/pmag-aa-fb.c
View File

@ -299,8 +299,7 @@ static int aafb_set_cmap(struct fb_cmap *cmap, int kspc, int con,
return -EINVAL;
}
static int aafb_ioctl(struct inode *inode, struct file *file, u32 cmd,
unsigned long arg, int con, struct fb_info *info)
static int aafb_ioctl(struct fb_info *info, u32 cmd, unsigned long arg)
{
/* TODO: Not yet implemented */
return -ENOIOCTLCMD;

4
drivers/video/radeonfb.c
View File

@ -1497,8 +1497,8 @@ static int radeonfb_pan_display (struct fb_var_screeninfo *var,
}
static int radeonfb_ioctl (struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int radeonfb_ioctl (struct fb_info *info, unsigned int cmd,
unsigned long arg)
{
struct radeonfb_info *rinfo = (struct radeonfb_info *) info;
unsigned int tmp;

28
drivers/video/sis/sis_main.c
View File

@ -1743,13 +1743,14 @@ sisfb_blank(int blank, struct fb_info *info)
/* ----------- FBDev related routines for all series ---------- */
static int
sisfb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
int con,
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15)
static int sisfb_ioctl(struct fb_info *info, unsigned int cmd,
unsigned long arg)
#else
static int sisfb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info)
#endif
struct fb_info *info)
{
struct sis_video_info *ivideo = (struct sis_video_info *)info->par;
struct sis_memreq sismemreq;
@ -1924,19 +1925,6 @@ sisfb_ioctl(struct inode *inode, struct file *file,
return 0;
}
#ifdef SIS_NEW_CONFIG_COMPAT
static long
sisfb_compat_ioctl(struct file *f, unsigned int cmd, unsigned long arg, struct fb_info *info)
{
int ret;
lock_kernel();
ret = sisfb_ioctl(NULL, f, cmd, arg, info);
unlock_kernel();
return ret;
}
#endif
static int
sisfb_get_fix(struct fb_fix_screeninfo *fix, int con, struct fb_info *info)
{
@ -2007,7 +1995,7 @@ static struct fb_ops sisfb_ops = {
#endif
.fb_sync = fbcon_sis_sync,
#ifdef SIS_NEW_CONFIG_COMPAT
.fb_compat_ioctl= sisfb_compat_ioctl,
.fb_compat_ioctl= sisfb_ioctl,
#endif
.fb_ioctl = sisfb_ioctl
};

5
drivers/video/sis/sis_main.h
View File

@ -727,9 +727,14 @@ static int sisfb_ioctl(struct inode *inode, struct file *file,
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15)
static int sisfb_ioctl(struct fb_info *info, unsigned int cmd,
unsigned long arg);
#else
static int sisfb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info);
#endif
static int sisfb_set_par(struct fb_info *info);
static int sisfb_blank(int blank,
struct fb_info *info);

3
drivers/video/sstfb.c
View File

@ -771,8 +771,7 @@ static int sstfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
return 0;
}
static int sstfb_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg, struct fb_info *info )
static int sstfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
{
struct sstfb_par *par = info->par;
struct pci_dev *sst_dev = par->dev;

7
drivers/video/tcx.c
View File

@ -34,8 +34,7 @@ static int tcx_setcolreg(unsigned, unsigned, unsigned, unsigned,
static int tcx_blank(int, struct fb_info *);
static int tcx_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
static int tcx_ioctl(struct inode *, struct file *, unsigned int,
unsigned long, struct fb_info *);
static int tcx_ioctl(struct fb_info *, unsigned int, unsigned long);
static int tcx_pan_display(struct fb_var_screeninfo *, struct fb_info *);
/*
@ -312,8 +311,8 @@ static int tcx_mmap(struct fb_info *info, struct file *file, struct vm_area_stru
vma);
}
static int tcx_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info)
static int tcx_ioctl(struct fb_info *info, unsigned int cmd,
unsigned long arg)
{
struct tcx_par *par = (struct tcx_par *) info->par;

8
include/linux/fb.h
View File

@ -608,12 +608,12 @@ struct fb_ops {
int (*fb_sync)(struct fb_info *info);
/* perform fb specific ioctl (optional) */
int (*fb_ioctl)(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg, struct fb_info *info);
int (*fb_ioctl)(struct fb_info *info, unsigned int cmd,
unsigned long arg);
/* Handle 32bit compat ioctl (optional) */
long (*fb_compat_ioctl)(struct file *f, unsigned cmd, unsigned long arg,
struct fb_info *info);
int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd,
unsigned long arg);
/* perform fb specific mmap */
int (*fb_mmap)(struct fb_info *info, struct file *file, struct vm_area_struct *vma);