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block_device_operations->release() should return void

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The value passed is 0 in all but "it can never happen" cases (and those
only in a couple of drivers) *and* it would've been lost on the way
out anyway, even if something tried to pass something meaningful.
Just don't bother.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2013-05-05 21:52:57 -04:00
parent a8ca889ed9
commit db2a144bed
37 changed files with 62 additions and 121 deletions
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6
drivers/block/cpqarray.c
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@@ -160,7 +160,7 @@ static int sendcmd(
unsigned int log_unit );
static int ida_unlocked_open(struct block_device *bdev, fmode_t mode);
static int ida_release(struct gendisk *disk, fmode_t mode);
static void ida_release(struct gendisk *disk, fmode_t mode);
static int ida_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg);
static int ida_getgeo(struct block_device *bdev, struct hd_geometry *geo);
static int ida_ctlr_ioctl(ctlr_info_t *h, int dsk, ida_ioctl_t *io);
@@ -856,7 +856,7 @@ static int ida_unlocked_open(struct block_device *bdev, fmode_t mode)
/*
* Close. Sync first.
*/
static int ida_release(struct gendisk *disk, fmode_t mode)
static void ida_release(struct gendisk *disk, fmode_t mode)
{
ctlr_info_t *host;
@@ -864,8 +864,6 @@ static int ida_release(struct gendisk *disk, fmode_t mode)
host = get_host(disk);
host->usage_count--;
mutex_unlock(&cpqarray_mutex);
return 0;
}
/*