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staging: dgrp: prefix function names with dgrp_ in dgrp_specproc.c 

Prefix the functions in dgrp_specproc.c to avoid ambiguity in backtraces, such
as the "info_proc_open" in this one:

unreferenced object 0xffff88003b6696e0 (size 32):
  comm "cat", pid 2321, jiffies 4294705179 (age 29.434s)
  hex dump (first 32 bytes):
    40 79 1c 81 ff ff ff ff 60 79 1c 81 ff ff ff ff  @y......`y......
    50 79 1c 81 ff ff ff ff b0 62 89 81 ff ff ff ff  Py.......b......
  backtrace:
    [<ffffffff81c7e3b1>] kmemleak_alloc+0x21/0x50
    [<ffffffff811955cb>] kmem_cache_alloc_trace+0x11b/0x190
    [<ffffffff811c87dc>] single_open+0x3c/0xc0
    [<ffffffff81896495>] info_proc_open+0x15/0x20
    [<ffffffff8120c6d7>] proc_reg_open+0xb7/0x160
    [<ffffffff811a1a5c>] do_dentry_open+0x1cc/0x280
    [<ffffffff811a296a>] finish_open+0x4a/0x60
    [<ffffffff811b14d7>] do_last+0xb07/0xdb0
    [<ffffffff811b1842>] path_openat+0xc2/0x4f0
    [<ffffffff811b1cac>] do_filp_open+0x3c/0xa0
    [<ffffffff811a2dcc>] do_sys_open+0x11c/0x1c0
    [<ffffffff811a2e8c>] sys_open+0x1c/0x20
    [<ffffffff81ca3d69>] system_call_fastpath+0x16/0x1b
    [<ffffffffffffffff>] 0xffffffffffffffff

Signed-off-by: Tommi Rantala <tt.rantala@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tommi Rantala 2013-02-08 13:41:26 +02:00 committed by Greg Kroah-Hartman
parent 69a7c50369
commit 900a72a6f2
1 changed files with 34 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

62
drivers/staging/dgrp/dgrp_specproc.c
View File

@ -81,25 +81,26 @@ static struct dgrp_proc_entry dgrp_mon_table[];
static struct dgrp_proc_entry dgrp_ports_table[]; static struct dgrp_proc_entry dgrp_ports_table[];
static struct dgrp_proc_entry dgrp_dpa_table[]; static struct dgrp_proc_entry dgrp_dpa_table[];
static ssize_t config_proc_write(struct file *file, const char __user *buffer, static ssize_t dgrp_config_proc_write(struct file *file,
const char __user *buffer,
size_t count, loff_t *pos); size_t count, loff_t *pos);
static int nodeinfo_proc_open(struct inode *inode, struct file *file); static int dgrp_nodeinfo_proc_open(struct inode *inode, struct file *file);
static int info_proc_open(struct inode *inode, struct file *file); static int dgrp_info_proc_open(struct inode *inode, struct file *file);
static int config_proc_open(struct inode *inode, struct file *file); static int dgrp_config_proc_open(struct inode *inode, struct file *file);
static struct file_operations config_proc_file_ops = { static struct file_operations config_proc_file_ops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.open = config_proc_open, .open = dgrp_config_proc_open,
.read = seq_read, .read = seq_read,
.llseek = seq_lseek, .llseek = seq_lseek,
.release = seq_release, .release = seq_release,
.write = config_proc_write .write = dgrp_config_proc_write,
}; };
static struct file_operations info_proc_file_ops = { static struct file_operations info_proc_file_ops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.open = info_proc_open, .open = dgrp_info_proc_open,
.read = seq_read, .read = seq_read,
.llseek = seq_lseek, .llseek = seq_lseek,
.release = single_release, .release = single_release,
@ -107,7 +108,7 @@ static struct file_operations info_proc_file_ops = {
static struct file_operations nodeinfo_proc_file_ops = { static struct file_operations nodeinfo_proc_file_ops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.open = nodeinfo_proc_open, .open = dgrp_nodeinfo_proc_open,
.read = seq_read, .read = seq_read,
.llseek = seq_lseek, .llseek = seq_lseek,
.release = seq_release, .release = seq_release,
@ -405,21 +406,21 @@ done:
return 0; return 0;
} }
static void *config_proc_start(struct seq_file *m, loff_t *pos) static void *dgrp_config_proc_start(struct seq_file *m, loff_t *pos)
{ {
return seq_list_start_head(&nd_struct_list, *pos); return seq_list_start_head(&nd_struct_list, *pos);
} }
static void *config_proc_next(struct seq_file *p, void *v, loff_t *pos) static void *dgrp_config_proc_next(struct seq_file *p, void *v, loff_t *pos)
{ {
return seq_list_next(v, &nd_struct_list, pos); return seq_list_next(v, &nd_struct_list, pos);
} }
static void config_proc_stop(struct seq_file *m, void *v) static void dgrp_config_proc_stop(struct seq_file *m, void *v)
{ {
} }
static int config_proc_show(struct seq_file *m, void *v) static int dgrp_config_proc_show(struct seq_file *m, void *v)
{ {
struct nd_struct *nd; struct nd_struct *nd;
char tmp_id[4]; char tmp_id[4];
@ -445,13 +446,13 @@ static int config_proc_show(struct seq_file *m, void *v)
} }
static const struct seq_operations proc_config_ops = { static const struct seq_operations proc_config_ops = {
.start = config_proc_start, .start = dgrp_config_proc_start,
.next = config_proc_next, .next = dgrp_config_proc_next,
.stop = config_proc_stop, .stop = dgrp_config_proc_stop,
.show = config_proc_show .show = dgrp_config_proc_show,
}; };
static int config_proc_open(struct inode *inode, struct file *file) static int dgrp_config_proc_open(struct inode *inode, struct file *file)
{ {
return seq_open(file, &proc_config_ops); return seq_open(file, &proc_config_ops);
} }
@ -462,7 +463,8 @@ static int config_proc_open(struct inode *inode, struct file *file)
* write) is treated as an independent request. See the "parse" * write) is treated as an independent request. See the "parse"
* description for more details. * description for more details.
*/ */
static ssize_t config_proc_write(struct file *file, const char __user *buffer, static ssize_t dgrp_config_proc_write(struct file *file,
const char __user *buffer,
size_t count, loff_t *pos) size_t count, loff_t *pos)
{ {
ssize_t retval; ssize_t retval;
@ -627,7 +629,7 @@ static int parse_write_config(char *buf)
return retval; return retval;
} }
static int info_proc_show(struct seq_file *m, void *v) static int dgrp_info_proc_show(struct seq_file *m, void *v)
{ {
seq_printf(m, "version: %s\n", DIGI_VERSION); seq_printf(m, "version: %s\n", DIGI_VERSION);
seq_puts(m, "register_with_sysfs: 1\n"); seq_puts(m, "register_with_sysfs: 1\n");
@ -637,27 +639,27 @@ static int info_proc_show(struct seq_file *m, void *v)
return 0; return 0;
} }
static int info_proc_open(struct inode *inode, struct file *file) static int dgrp_info_proc_open(struct inode *inode, struct file *file)
{ {
return single_open(file, info_proc_show, NULL); return single_open(file, dgrp_info_proc_show, NULL);
} }
static void *nodeinfo_start(struct seq_file *m, loff_t *pos) static void *dgrp_nodeinfo_start(struct seq_file *m, loff_t *pos)
{ {
return seq_list_start_head(&nd_struct_list, *pos); return seq_list_start_head(&nd_struct_list, *pos);
} }
static void *nodeinfo_next(struct seq_file *p, void *v, loff_t *pos) static void *dgrp_nodeinfo_next(struct seq_file *p, void *v, loff_t *pos)
{ {
return seq_list_next(v, &nd_struct_list, pos); return seq_list_next(v, &nd_struct_list, pos);
} }
static void nodeinfo_stop(struct seq_file *m, void *v) static void dgrp_nodeinfo_stop(struct seq_file *m, void *v)
{ {
} }
static int nodeinfo_show(struct seq_file *m, void *v) static int dgrp_nodeinfo_show(struct seq_file *m, void *v)
{ {
struct nd_struct *nd; struct nd_struct *nd;
char hwver[8]; char hwver[8];
@ -699,13 +701,13 @@ static int nodeinfo_show(struct seq_file *m, void *v)
static const struct seq_operations nodeinfo_ops = { static const struct seq_operations nodeinfo_ops = {
.start = nodeinfo_start, .start = dgrp_nodeinfo_start,
.next = nodeinfo_next, .next = dgrp_nodeinfo_next,
.stop = nodeinfo_stop, .stop = dgrp_nodeinfo_stop,
.show = nodeinfo_show .show = dgrp_nodeinfo_show,
}; };
static int nodeinfo_proc_open(struct inode *inode, struct file *file) static int dgrp_nodeinfo_proc_open(struct inode *inode, struct file *file)
{ {
return seq_open(file, &nodeinfo_ops); return seq_open(file, &nodeinfo_ops);
} }