Commit 2d4594ac authored by Al Viro's avatar Al Viro

fix the regression from "direct-io: Fix negative return from dio read beyond eof"

Sure, it's better to bail out of past-the-eof read and return 0 than return
a bogus negative value on such.  Only we'd better make sure we are bailing out
with 0 and not -ENOMEM...

Cc: stable@vger.kernel.org
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 4ad78628
...@@ -1175,6 +1175,7 @@ do_blockdev_direct_IO(struct kiocb *iocb, struct inode *inode, ...@@ -1175,6 +1175,7 @@ do_blockdev_direct_IO(struct kiocb *iocb, struct inode *inode,
if (dio->flags & DIO_LOCKING) if (dio->flags & DIO_LOCKING)
mutex_unlock(&inode->i_mutex); mutex_unlock(&inode->i_mutex);
kmem_cache_free(dio_cache, dio); kmem_cache_free(dio_cache, dio);
retval = 0;
goto out; goto out;
} }
......
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