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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 <[email protected]>
This commit is contained in:
Al Viro 2013-05-05 21:52:57 -04:00
commit db2a144bed
37 changed files with 62 additions and 121 deletions
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3
drivers/mmc/card/block.c
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@ -304,14 +304,13 @@ static int mmc_blk_open(struct block_device *bdev, fmode_t mode)
return ret;
}
static int mmc_blk_release(struct gendisk *disk, fmode_t mode)
static void mmc_blk_release(struct gendisk *disk, fmode_t mode)
{
struct mmc_blk_data *md = disk->private_data;
mutex_lock(&block_mutex);
mmc_blk_put(md);
mutex_unlock(&block_mutex);
return 0;
}
static int