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| author | Joe Perches <joe@perches.com> | 2010-03-10 15:21:11 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-12 15:52:31 -0800 |
| commit | 724ee626f38feaea215a11790e1a0cb5d83b0628 (patch) | |
| tree | 499e03c265dd8de1d5b145d1a413b45b186b5694 /drivers/block/floppy.c | |
| parent | 0aad92cfea6fec14bd57dd9c283cc6eb023c97bd (diff) | |
| download | linux-724ee626f38feaea215a11790e1a0cb5d83b0628.tar.gz linux-724ee626f38feaea215a11790e1a0cb5d83b0628.tar.bz2 linux-724ee626f38feaea215a11790e1a0cb5d83b0628.zip | |
drivers/block/floppy.c: remove unnecessary casting in fd_ioctl
Convert outparam to const void *.
Cast outparam to const char * for strlen().
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Stephen Hemminger <shemminger@vyatta.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/block/floppy.c')
| -rw-r--r-- | drivers/block/floppy.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 67e8e5f366c5..90c4038702da 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -3431,7 +3431,7 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, struct floppy_max_errors max_errors; struct floppy_drive_params dp; } inparam; /* parameters coming from user space */ - const char *outparam; /* parameters passed back to user space */ + const void *outparam; /* parameters passed back to user space */ /* convert compatibility eject ioctls into floppy eject ioctl. * We do this in order to provide a means to eject floppy disks before @@ -3495,8 +3495,7 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, return set_geometry(cmd, &inparam.g, drive, type, bdev); case FDGETPRM: ret = get_floppy_geometry(drive, type, - (struct floppy_struct **) - &outparam); + (struct floppy_struct **)&outparam); if (ret) return ret; break; @@ -3531,20 +3530,20 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, UDP->max_errors.reporting = (unsigned short)(param & 0x0f); return 0; case FDGETMAXERRS: - outparam = (const char *)&UDP->max_errors; + outparam = &UDP->max_errors; break; case FDSETMAXERRS: UDP->max_errors = inparam.max_errors; break; case FDGETDRVTYP: outparam = drive_name(type, drive); - SUPBOUND(size, strlen(outparam) + 1); + SUPBOUND(size, strlen((const char *)outparam) + 1); break; case FDSETDRVPRM: *UDP = inparam.dp; break; case FDGETDRVPRM: - outparam = (const char *)UDP; + outparam = UDP; break; case FDPOLLDRVSTAT: if (lock_fdc(drive, true)) @@ -3554,18 +3553,18 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, process_fd_request(); /* fall through */ case FDGETDRVSTAT: - outparam = (const char *)UDRS; + outparam = UDRS; break; case FDRESET: return user_reset_fdc(drive, (int)param, true); case FDGETFDCSTAT: - outparam = (const char *)UFDCS; + outparam = UFDCS; break; case FDWERRORCLR: memset(UDRWE, 0, sizeof(*UDRWE)); return 0; case FDWERRORGET: - outparam = (const char *)UDRWE; + outparam = UDRWE; break; case FDRAWCMD: if (type) |