From: Ivana Hutarova Varekova <varekova@redhat.com>
Date: Wed, 20 Apr 2011 13:41:49 +0000 (+0200)
Subject: add missing arg test to theree api functions
X-Git-Tag: v0.38~102
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a3605a5aa78ced098f174be9159eb7a4cf1dc1c3;p=thirdparty%2Flibcgroup.git

add missing arg test to theree api functions

add missing arg test to theree api functions

Signed-off-by: Ivana Hutarova Varekova <varekova@redhat.com>
Signed-off-by: Jan Safranek <jsafrane@redhat.com>
---

diff --git a/src/api.c b/src/api.c
index 2905fed8..53c76e89 100644
--- a/src/api.c
+++ b/src/api.c
@@ -3650,6 +3650,9 @@ int cgroup_get_subsys_mount_point(const char *controller, char **mount_point)
 	if (!cgroup_initialized)
 		return ECGROUPNOTINITIALIZED;
 
+	if (!controller)
+		return ECGINVAL;
+
 	pthread_rwlock_rdlock(&cg_mount_table_lock);
 	for (i = 0; cg_mount_table[i].name[0] != '\0'; i++) {
 		if (strncmp(cg_mount_table[i].name, controller, FILENAME_MAX))
@@ -3913,6 +3916,10 @@ int cgroup_dictionary_iterator_next(void **handle,
 		return ECGINVAL;
 
 	iter = *handle;
+
+	if (!iter)
+		return ECGINVAL;
+
 	if (!iter->item)
 		return ECGEOF;