From: Al Viro <viro@ZenIV.linux.org.uk>
Date: Sun, 5 Jun 2011 18:22:56 +0000 (+0100)
Subject: lmLogOpen() broken failure exit
X-Git-Tag: firefly_0821_release~7613^2~959^2~1
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9054760ff585a7fa436599990b63a585ae89ff4d;p=firefly-linux-kernel-4.4.55.git

lmLogOpen() broken failure exit

Callers of lmLogOpen() expect it to return -E... on failure exits, which
is what it returns, except for the case of blkdev_get_by_dev() failure.
It that case lmLogOpen() return the error with the wrong sign...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Dave Kleikamp <dave.kleikamp@oracle.com>
---

diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 278e3fb40b71..583636f745e5 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -1123,7 +1123,7 @@ int lmLogOpen(struct super_block *sb)
 	bdev = blkdev_get_by_dev(sbi->logdev, FMODE_READ|FMODE_WRITE|FMODE_EXCL,
 				 log);
 	if (IS_ERR(bdev)) {
-		rc = -PTR_ERR(bdev);
+		rc = PTR_ERR(bdev);
 		goto free;
 	}