Commit 4baf8c92 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz Committed by Chris Mason
Browse files

Btrfs: remove superfluous NULL pointer check in btrfs_rename()



This takes care of the following entry from Dan's list:

fs/btrfs/inode.c +4788 btrfs_rename(36) warning: variable derefenced before check 'old_inode'
Reported-by: default avatarDan Carpenter <error27@gmail.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Eugene Teo <eteo@redhat.com>
Cc: Julia Lawall <julia@diku.dk>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent 013f1b12
......@@ -4806,8 +4806,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
* and the replacement file is large. Start IO on it now so
* we don't add too much work to the end of the transaction
*/
if (new_inode && old_inode && S_ISREG(old_inode->i_mode) &&
new_inode->i_size &&
if (new_inode && S_ISREG(old_inode->i_mode) && new_inode->i_size &&
old_inode->i_size > BTRFS_ORDERED_OPERATIONS_FLUSH_LIMIT)
filemap_flush(old_inode->i_mapping);
......
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