From: Bob Peterson <rpeterso@redhat.com>
Date: Fri, 16 Nov 2012 14:11:39 +0000 (-0500)
Subject: GFS2: add error check while allocating new inodes
X-Git-Tag: firefly_0821_release~3680^2~1443^2~1
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=be4f245dbbbc1f37370ab463cd4892acf4a1222b;p=firefly-linux-kernel-4.4.55.git

GFS2: add error check while allocating new inodes

This patch adds a return code check after attempting to allocate
a new inode during dinode creation.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
---

diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index e321333f0b4c..2405695febe9 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -674,6 +674,10 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry,
 		goto fail_gunlock;
 
 	inode = new_inode(sdp->sd_vfs);
+	if (!inode) {
+		gfs2_glock_dq_uninit(ghs);
+		return -ENOMEM;
+	}
 	ip = GFS2_I(inode);
 	error = gfs2_rs_alloc(ip);
 	if (error)