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: [email protected]
Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Al Viro 2015-12-08 12:22:47 -05:00
commit 2d4594acbf

View file

@ -1175,6 +1175,7 @@ do_blockdev_direct_IO(struct kiocb *iocb, struct inode *inode,
if (dio->flags & DIO_LOCKING)
mutex_unlock(&inode->i_mutex);
kmem_cache_free(dio_cache, dio);
retval = 0;
goto out;
}