[PATCH] drivers/block: Use ARRAY_SIZE macro

Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove a
duplicate of ARRAY_SIZE. Some trailing whitespaces are also removed.

drivers/block/acsi* has been left out as it's marked BROKEN.

Signed-off-by: Tobias Klauser <tklauser@nuerscht.ch>
Cc: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index b86613b21cf1..374621a512e0 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -479,7 +479,6 @@ static struct floppy_struct floppy_type[32] = {
         { 3200,20,2,80,0,0x1C,0x00,0xCF,0x2C,"H1600" }, /* 31 1.6MB 3.5"    */
 };
 
-#define NUMBER(x)       (sizeof(x) / sizeof(*(x)))
 #define SECTSIZE (_FD_SECTSIZE(*floppy))
 
 /* Auto-detection: Disk type used until the next media change occurs. */
@@ -3645,7 +3644,7 @@ static void __init config_types(void)
                 const char *name = NULL;
                 static char temparea[32];
 
-                if (type < NUMBER(default_drive_params)) {
+                if (type < ARRAY_SIZE(default_drive_params)) {
                         params = &default_drive_params[type].params;
                         if (type) {
                                 name = default_drive_params[type].name;
@@ -3961,7 +3960,7 @@ static void __init register_devfs_entries(int drive)
 {
         int base_minor = (drive < 4) ? drive : (124 + drive);
 
-        if (UDP->cmos < NUMBER(default_drive_params)) {
+        if (UDP->cmos < ARRAY_SIZE(default_drive_params)) {
                 int i = 0;
                 do {
                         int minor = base_minor + (table_sup[UDP->cmos][i] << 2);
@@ -4219,7 +4218,7 @@ static struct kobject *floppy_find(dev_t dev, int *part, void *data)
             !(allowed_drive_mask & (1 << drive)) ||
             fdc_state[FDC(drive)].version == FDC_NONE)
                 return NULL;
-        if (((*part >> 2) & 0x1f) >= NUMBER(floppy_type))
+        if (((*part >> 2) & 0x1f) >= ARRAY_SIZE(floppy_type))
                 return NULL;
         *part = 0;
         return get_disk(disks[drive]);
@@ -4571,7 +4570,7 @@ static void unregister_devfs_entries(int drive)
 {
         int i;
 
-        if (UDP->cmos < NUMBER(default_drive_params)) {
+        if (UDP->cmos < ARRAY_SIZE(default_drive_params)) {
                 i = 0;
                 do {
                         devfs_remove("floppy/%d%s", drive,