From: Dhaval Giani <dhaval@linux.vnet.ibm.com>
Date: Thu, 14 Aug 2008 05:03:36 +0000 (+0000)
Subject: libcgroup: Ensure null is returned if cgroup does not exist in cgroup_get_cgroup()
X-Git-Tag: v0.34~244
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b469306635955943e2e140f9ef9b4137ab2430d9;p=thirdparty%2Flibcgroup.git

libcgroup: Ensure null is returned if cgroup does not exist in cgroup_get_cgroup()

Signed-off-by: Dhaval Giani <dhaval@linux.vnet.ibm.com>



git-svn-id: https://libcg.svn.sourceforge.net/svnroot/libcg/trunk@143 4f4bb910-9a46-0410-90c8-c897d4f1cd53
---

diff --git a/api.c b/api.c
index 68eea8a5..a6918a8d 100644
--- a/api.c
+++ b/api.c
@@ -891,6 +891,10 @@ struct cgroup *cgroup_get_cgroup(struct cgroup *cgroup)
 		}
 		closedir(dir);
 	}
+	/* Check if the group really exists or not */
+	if (!cgroup->index)
+		goto unlock_error;
+
 	pthread_rwlock_unlock(&cg_mount_table_lock);
 	return cgroup;