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[PATCH] drivers/char: Use ARRAY_SIZE macro 

Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove
duplicates of ARRAY_SIZE.

Signed-off-by: Tobias Klauser <tklauser@nuerscht.ch>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Tobias Klauser 2006-01-09 20:54:02 -08:00 committed by Linus Torvalds
parent 3c6bee1d40
commit fe971071a8
17 changed files with 45 additions and 51 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/char/amiserial.c
View File

@ -116,7 +116,7 @@ static void rs_wait_until_sent(struct tty_struct *tty, int timeout);
static struct serial_state rs_table[1];
#define NR_PORTS (sizeof(rs_table)/sizeof(struct serial_state))
#define NR_PORTS ARRAY_SIZE(rs_table)
/*
* tmp_buf is used as a temporary buffer by serial_write. We need to

2
drivers/char/cyclades.c
View File

@ -723,7 +723,7 @@ static unsigned int cy_isa_addresses[] = {
0xDE000,
0,0,0,0,0,0,0,0
};
#define NR_ISA_ADDRS (sizeof(cy_isa_addresses)/sizeof(unsigned char*))
#define NR_ISA_ADDRS ARRAY_SIZE(cy_isa_addresses)
#ifdef MODULE
static long maddr[NR_CARDS] = { 0, };

2
drivers/char/hvsi.c
View File

@ -197,7 +197,7 @@ static inline void print_state(struct hvsi_struct *hp)
};
const char *name = state_names[hp->state];
if (hp->state > (sizeof(state_names)/sizeof(char*)))
if (hp->state > ARRAY_SIZE(state_names))
name = "UNKNOWN";
pr_debug("hvsi%i: state = %s\n", hp->index, name);

19
drivers/char/istallion.c
View File

@ -135,7 +135,7 @@ static stlconf_t stli_brdconf[] = {
/*{ BRD_ECP, 0x2a0, 0, 0xcc000, 0, 0 },*/
};
static int stli_nrbrds = sizeof(stli_brdconf) / sizeof(stlconf_t);
static int stli_nrbrds = ARRAY_SIZE(stli_brdconf);
/*
* There is some experimental EISA board detection code in this driver.
@ -406,7 +406,7 @@ static unsigned long stli_eisamemprobeaddrs[] = {
0xff000000, 0xff010000, 0xff020000, 0xff030000,
};
static int stli_eisamempsize = sizeof(stli_eisamemprobeaddrs) / sizeof(unsigned long);
static int stli_eisamempsize = ARRAY_SIZE(stli_eisamemprobeaddrs);
/*
* Define the Stallion PCI vendor and device IDs.
@ -899,15 +899,13 @@ static void stli_argbrds(void)
{
stlconf_t conf;
stlibrd_t *brdp;
int nrargs, i;
int i;
#ifdef DEBUG
printk("stli_argbrds()\n");
#endif
nrargs = sizeof(stli_brdsp) / sizeof(char **);
for (i = stli_nrbrds; (i < nrargs); i++) {
for (i = stli_nrbrds; i < ARRAY_SIZE(stli_brdsp); i++) {
memset(&conf, 0, sizeof(conf));
if (stli_parsebrd(&conf, stli_brdsp[i]) == 0)
continue;
@ -967,7 +965,7 @@ static unsigned long stli_atol(char *str)
static int stli_parsebrd(stlconf_t *confp, char **argp)
{
char *sp;
int nrbrdnames, i;
int i;
#ifdef DEBUG
printk("stli_parsebrd(confp=%x,argp=%x)\n", (int) confp, (int) argp);
@ -979,14 +977,13 @@ static int stli_parsebrd(stlconf_t *confp, char **argp)
for (sp = argp[0], i = 0; ((*sp != 0) && (i < 25)); sp++, i++)
*sp = TOLOWER(*sp);
nrbrdnames = sizeof(stli_brdstr) / sizeof(stlibrdtype_t);
for (i = 0; (i < nrbrdnames); i++) {
for (i = 0; i < ARRAY_SIZE(stli_brdstr); i++) {
if (strcmp(stli_brdstr[i].name, argp[0]) == 0)
break;
}
if (i >= nrbrdnames) {
if (i == ARRAY_SIZE(stli_brdstr)) {
printk("STALLION: unknown board name, %s?\n", argp[0]);
return(0);
return 0;
}
confp->brdtype = stli_brdstr[i].type;

2
drivers/char/moxa.c
View File

@ -448,7 +448,7 @@ static int __init moxa_init(void)
#ifdef CONFIG_PCI
{
struct pci_dev *p = NULL;
int n = (sizeof(moxa_pcibrds) / sizeof(moxa_pcibrds[0])) - 1;
int n = ARRAY_SIZE(moxa_pcibrds) - 1;
i = 0;
while (i < n) {
while ((p = pci_get_device(moxa_pcibrds[i].vendor, moxa_pcibrds[i].device, p))!=NULL)

2
drivers/char/mxser.c
View File

@ -813,7 +813,7 @@ static int mxser_init(void)
/* start finding PCI board here */
#ifdef CONFIG_PCI
n = (sizeof(mxser_pcibrds) / sizeof(mxser_pcibrds[0])) - 1;
n = ARRAY_SIZE(mxser_pcibrds) - 1;
index = 0;
b = 0;
while (b < n) {

12
drivers/char/nvram.c
View File

@ -557,13 +557,13 @@ pc_proc_infos(unsigned char *nvram, char *buffer, int *len,
(nvram[6] & 1) ? (nvram[6] >> 6) + 1 : 0);
PRINT_PROC("Floppy 0 type : ");
type = nvram[2] >> 4;
if (type < sizeof (floppy_types) / sizeof (*floppy_types))
if (type < ARRAY_SIZE(floppy_types))
PRINT_PROC("%s\n", floppy_types[type]);
else
PRINT_PROC("%d (unknown)\n", type);
PRINT_PROC("Floppy 1 type : ");
type = nvram[2] & 0x0f;
if (type < sizeof (floppy_types) / sizeof (*floppy_types))
if (type < ARRAY_SIZE(floppy_types))
PRINT_PROC("%s\n", floppy_types[type]);
else
PRINT_PROC("%d (unknown)\n", type);
@ -843,8 +843,6 @@ static char *colors[] = {
"2", "4", "16", "256", "65536", "??", "??", "??"
};
#define fieldsize(a) (sizeof(a)/sizeof(*a))
static int
atari_proc_infos(unsigned char *nvram, char *buffer, int *len,
off_t *begin, off_t offset, int size)
@ -856,7 +854,7 @@ atari_proc_infos(unsigned char *nvram, char *buffer, int *len,
PRINT_PROC("Checksum status : %svalid\n", checksum ? "" : "not ");
PRINT_PROC("Boot preference : ");
for (i = fieldsize(boot_prefs) - 1; i >= 0; --i) {
for (i = ARRAY_SIZE(boot_prefs) - 1; i >= 0; --i) {
if (nvram[1] == boot_prefs[i].val) {
PRINT_PROC("%s\n", boot_prefs[i].name);
break;
@ -878,12 +876,12 @@ atari_proc_infos(unsigned char *nvram, char *buffer, int *len,
return 1;
PRINT_PROC("OS language : ");
if (nvram[6] < fieldsize(languages))
if (nvram[6] < ARRAY_SIZE(languages))
PRINT_PROC("%s\n", languages[nvram[6]]);
else
PRINT_PROC("%u (undefined)\n", nvram[6]);
PRINT_PROC("Keyboard language: ");
if (nvram[7] < fieldsize(languages))
if (nvram[7] < ARRAY_SIZE(languages))
PRINT_PROC("%s\n", languages[nvram[7]]);
else
PRINT_PROC("%u (undefined)\n", nvram[7]);

4
drivers/char/pcmcia/synclink_cs.c
View File

@ -4005,7 +4005,7 @@ BOOLEAN register_test(MGSLPC_INFO *info)
{
static unsigned char patterns[] =
{ 0x00, 0xff, 0xaa, 0x55, 0x69, 0x96, 0x0f };
static unsigned int count = sizeof(patterns) / sizeof(patterns[0]);
static unsigned int count = ARRAY_SIZE(patterns);
unsigned int i;
BOOLEAN rc = TRUE;
unsigned long flags;
@ -4016,7 +4016,7 @@ BOOLEAN register_test(MGSLPC_INFO *info)
for (i = 0; i < count; i++) {
write_reg(info, XAD1, patterns[i]);
write_reg(info, XAD2, patterns[(i + 1) % count]);
if ((read_reg(info, XAD1) != patterns[i]) ||
if ((read_reg(info, XAD1) != patterns[i]) ||
(read_reg(info, XAD2) != patterns[(i + 1) % count])) {
rc = FALSE;
break;

2
drivers/char/rio/rio_linux.c
View File

@ -211,7 +211,7 @@ static int rio_poll = 1;
or less.... */
static int rio_probe_addrs[]= {0xc0000, 0xd0000, 0xe0000};
#define NR_RIO_ADDRS (sizeof(rio_probe_addrs)/sizeof (int))
#define NR_RIO_ADDRS ARRAY_SIZE(rio_probe_addrs)
/* Set the mask to all-ones. This alas, only supports 32 interrupts.

8
drivers/char/riscom8.c
View File

@ -107,15 +107,15 @@ static struct riscom_port rc_port[RC_NBOARD * RC_NPORT];
/* RISCom/8 I/O ports addresses (without address translation) */
static unsigned short rc_ioport[] = {
#if 1
#if 1
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x09, 0x0a, 0x0b, 0x0c,
#else
#else
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x09, 0x0a, 0x0b, 0x0c, 0x10,
0x11, 0x12, 0x18, 0x28, 0x31, 0x32, 0x39, 0x3a, 0x40, 0x41, 0x61, 0x62,
0x63, 0x64, 0x6b, 0x70, 0x71, 0x78, 0x7a, 0x7b, 0x7f, 0x100, 0x101
#endif
#endif
};
#define RC_NIOPORT (sizeof(rc_ioport) / sizeof(rc_ioport[0]))
#define RC_NIOPORT ARRAY_SIZE(rc_ioport)
static inline int rc_paranoia_check(struct riscom_port const * port,

2
drivers/char/serial167.c
View File

@ -117,7 +117,7 @@ struct cyclades_port cy_port[] = {
{-1 }, /* ttyS2 */
{-1 }, /* ttyS3 */
};
#define NR_PORTS (sizeof(cy_port)/sizeof(struct cyclades_port))
#define NR_PORTS ARRAY_SIZE(cy_port)
/*
* tmp_buf is used as a temporary buffer by serial_write. We need to

15
drivers/char/stallion.c
View File

@ -103,7 +103,7 @@ static stlconf_t stl_brdconf[] = {
/*{ BRD_EASYIO, 0x2a0, 0, 0, 10, 0 },*/
};
static int stl_nrbrds = sizeof(stl_brdconf) / sizeof(stlconf_t);
static int stl_nrbrds = ARRAY_SIZE(stl_brdconf);
/*****************************************************************************/
@ -424,7 +424,7 @@ static stlpcibrd_t stl_pcibrds[] = {
{ PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87410, BRD_ECHPCI },
};
static int stl_nrpcibrds = sizeof(stl_pcibrds) / sizeof(stlpcibrd_t);
static int stl_nrpcibrds = ARRAY_SIZE(stl_pcibrds);
#endif
@ -704,7 +704,7 @@ static unsigned int sc26198_baudtable[] = {
230400, 460800, 921600
};
#define SC26198_NRBAUDS (sizeof(sc26198_baudtable) / sizeof(unsigned int))
#define SC26198_NRBAUDS ARRAY_SIZE(sc26198_baudtable)
/*****************************************************************************/
@ -901,7 +901,7 @@ static unsigned long stl_atol(char *str)
static int stl_parsebrd(stlconf_t *confp, char **argp)
{
char *sp;
int nrbrdnames, i;
int i;
#ifdef DEBUG
printk("stl_parsebrd(confp=%x,argp=%x)\n", (int) confp, (int) argp);
@ -913,14 +913,13 @@ static int stl_parsebrd(stlconf_t *confp, char **argp)
for (sp = argp[0], i = 0; ((*sp != 0) && (i < 25)); sp++, i++)
*sp = TOLOWER(*sp);
nrbrdnames = sizeof(stl_brdstr) / sizeof(stlbrdtype_t);
for (i = 0; (i < nrbrdnames); i++) {
for (i = 0; i < ARRAY_SIZE(stl_brdstr); i++) {
if (strcmp(stl_brdstr[i].name, argp[0]) == 0)
break;
}
if (i >= nrbrdnames) {
if (i == ARRAY_SIZE(stl_brdstr)) {
printk("STALLION: unknown board name, %s?\n", argp[0]);
return(0);
return 0;
}
confp->brdtype = stl_brdstr[i].type;

6
drivers/char/sx.c
View File

@ -345,9 +345,9 @@ static int si_probe_addrs[]= {0xc0000, 0xd0000, 0xe0000,
0xc8000, 0xd8000, 0xe8000, 0xa0000};
static int si1_probe_addrs[]= { 0xd0000};
#define NR_SX_ADDRS (sizeof(sx_probe_addrs)/sizeof (int))
#define NR_SI_ADDRS (sizeof(si_probe_addrs)/sizeof (int))
#define NR_SI1_ADDRS (sizeof(si1_probe_addrs)/sizeof (int))
#define NR_SX_ADDRS ARRAY_SIZE(sx_probe_addrs)
#define NR_SI_ADDRS ARRAY_SIZE(si_probe_addrs)
#define NR_SI1_ADDRS ARRAY_SIZE(si1_probe_addrs)
/* Set the mask to all-ones. This alas, only supports 32 interrupts.

8
drivers/char/synclink.c
View File

@ -7058,7 +7058,7 @@ static BOOLEAN mgsl_register_test( struct mgsl_struct *info )
{
static unsigned short BitPatterns[] =
{ 0x0000, 0xffff, 0xaaaa, 0x5555, 0x1234, 0x6969, 0x9696, 0x0f0f };
static unsigned int Patterncount = sizeof(BitPatterns)/sizeof(unsigned short);
static unsigned int Patterncount = ARRAY_SIZE(BitPatterns);
unsigned int i;
BOOLEAN rc = TRUE;
unsigned long flags;
@ -7501,9 +7501,9 @@ static int mgsl_adapter_test( struct mgsl_struct *info )
*/
static BOOLEAN mgsl_memory_test( struct mgsl_struct *info )
{
static unsigned long BitPatterns[] = { 0x0, 0x55555555, 0xaaaaaaaa,
0x66666666, 0x99999999, 0xffffffff, 0x12345678 };
unsigned long Patterncount = sizeof(BitPatterns)/sizeof(unsigned long);
static unsigned long BitPatterns[] =
{ 0x0, 0x55555555, 0xaaaaaaaa, 0x66666666, 0x99999999, 0xffffffff, 0x12345678 };
unsigned long Patterncount = ARRAY_SIZE(BitPatterns);
unsigned long i;
unsigned long TestLimit = SHARED_MEM_ADDRESS_SIZE/sizeof(unsigned long);
unsigned long * TestAddr;

4
drivers/char/synclinkmp.c
View File

@ -5104,7 +5104,7 @@ void tx_load_dma_buffer(SLMP_INFO *info, const char *buf, unsigned int count)
int register_test(SLMP_INFO *info)
{
static unsigned char testval[] = {0x00, 0xff, 0xaa, 0x55, 0x69, 0x96};
static unsigned int count = sizeof(testval)/sizeof(unsigned char);
static unsigned int count = ARRAY_SIZE(testval);
unsigned int i;
int rc = TRUE;
unsigned long flags;
@ -5422,7 +5422,7 @@ int memory_test(SLMP_INFO *info)
{
static unsigned long testval[] = { 0x0, 0x55555555, 0xaaaaaaaa,
0x66666666, 0x99999999, 0xffffffff, 0x12345678 };
unsigned long count = sizeof(testval)/sizeof(unsigned long);
unsigned long count = ARRAY_SIZE(testval);
unsigned long i;
unsigned long limit = SCA_MEM_SIZE/sizeof(unsigned long);
unsigned long * addr = (unsigned long *)info->memory_base;

4
drivers/char/vme_scc.c
View File

@ -875,13 +875,13 @@ static int scc_open (struct tty_struct * tty, struct file * filp)
local_irq_save(flags);
#if defined(CONFIG_MVME147_SCC) || defined(CONFIG_MVME162_SCC)
if (MACH_IS_MVME147 || MACH_IS_MVME16x) {
for (i=0; i<sizeof(mvme_init_tab)/sizeof(*mvme_init_tab); ++i)
for (i = 0; i < ARRAY_SIZE(mvme_init_tab); ++i)
SCCwrite(mvme_init_tab[i].reg, mvme_init_tab[i].val);
}
#endif
#if defined(CONFIG_BVME6000_SCC)
if (MACH_IS_BVME6000) {
for (i=0; i<sizeof(bvme_init_tab)/sizeof(*bvme_init_tab); ++i)
for (i = 0; i < ARRAY_SIZE(bvme_init_tab); ++i)
SCCwrite(bvme_init_tab[i].reg, bvme_init_tab[i].val);
}
#endif

2
drivers/char/vr41xx_rtc.c
View File

@ -127,7 +127,7 @@ struct resource rtc_resource[2] = {
.flags = IORESOURCE_MEM, },
};
#define RTC_NUM_RESOURCES sizeof(rtc_resource) / sizeof(struct resource)
#define RTC_NUM_RESOURCES ARRAY_SIZE(rtc_resource)
static inline unsigned long read_elapsed_second(void)
{