diff options
| author | Willy Tarreau <w@1wt.eu> | 2020-02-24 22:23:47 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-03-16 08:26:57 -0600 |
| commit | 121e297955e312bee9edb151c9f68a550c28284b (patch) | |
| tree | 14a67202bcf5b56e0dccb48a300983b10096ab3d /drivers/block | |
| parent | 8d9d34e25a372b3841f102a39e2def18e7dc805a (diff) | |
| download | linux-121e297955e312bee9edb151c9f68a550c28284b.tar.bz2 | |
floppy: cleanup: expand macro UDRWE
This macro doesn't bring much value and only slightly obfuscates the
code by silently using local variable "drive", let's expand it.
Link: https://lore.kernel.org/r/20200224212352.8640-6-w@1wt.eu
Signed-off-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Denis Efremov <efremov@linux.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/floppy.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 522fbccc4e32..a76a9bbaa3e0 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -310,8 +310,6 @@ static bool initialized; #define DRS (&drive_state[current_drive]) #define DRWE (&write_errors[current_drive]) -#define UDRWE (&write_errors[drive]) - #define PH_HEAD(floppy, head) (((((floppy)->stretch & 2) >> 1) ^ head) << 2) #define STRETCH(floppy) ((floppy)->stretch & FD_STRETCH) @@ -3553,10 +3551,10 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int outparam = &fdc_state[FDC(drive)]; break; case FDWERRORCLR: - memset(UDRWE, 0, sizeof(*UDRWE)); + memset(&write_errors[drive], 0, sizeof(write_errors[drive])); return 0; case FDWERRORGET: - outparam = UDRWE; + outparam = &write_errors[drive]; break; case FDRAWCMD: if (type) @@ -3867,7 +3865,7 @@ static int compat_werrorget(int drive, memset(&v32, 0, sizeof(struct compat_floppy_write_errors)); mutex_lock(&floppy_mutex); - v = *UDRWE; + v = write_errors[drive]; mutex_unlock(&floppy_mutex); v32.write_errors = v.write_errors; v32.first_error_sector = v.first_error_sector; @@ -4643,7 +4641,7 @@ static int __init do_floppy_init(void) /* initialise drive state */ for (drive = 0; drive < N_DRIVE; drive++) { memset(&drive_state[drive], 0, sizeof(drive_state[drive])); - memset(UDRWE, 0, sizeof(*UDRWE)); + memset(&write_errors[drive], 0, sizeof(write_errors[drive])); set_bit(FD_DISK_NEWCHANGE_BIT, &drive_state[drive].flags); set_bit(FD_DISK_CHANGED_BIT, &drive_state[drive].flags); set_bit(FD_VERIFY_BIT, &drive_state[drive].flags); |