block_device_operations->release() should return void

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>

1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c
index a129f8c8073d..916d9ed5c8aa 100644
--- a/drivers/block/aoe/aoeblk.c
+++ b/drivers/block/aoe/aoeblk.c
@@ -169,7 +169,7 @@ aoeblk_open(struct block_device *bdev, fmode_t mode)
         return -ENODEV;
 }
 
-static int
+static void
 aoeblk_release(struct gendisk *disk, fmode_t mode)
 {
         struct aoedev *d = disk->private_data;
@@ -180,11 +180,9 @@ aoeblk_release(struct gendisk *disk, fmode_t mode)
         if (--d->nopen == 0) {
                 spin_unlock_irqrestore(&d->lock, flags);
                 aoecmd_cfg(d->aoemajor, d->aoeminor);
-                return 0;
+                return;
         }
         spin_unlock_irqrestore(&d->lock, flags);
-
-        return 0;
 }
 
 static void