1 files changed, 3 insertions, 0 deletions
diff --git a/pam_cap/pam_cap.c b/pam_cap/pam_cap.c
index 162e1f5..17ad83e 100644
--- a/pam_cap/pam_cap.c
+++ b/pam_cap/pam_cap.c
@@ -67,6 +67,9 @@ static int load_groups(const char *user, char ***groups, int *groups_n) {
     }
 
     *groups = calloc(ngrps, sizeof(char *));
+    if (*groups == NULL) {
+	return -1;
+    }
     int g_n = 0, i;
     for (i = 0; i < ngrps; i++) {
 	const struct group *g = getgrgid(grps[i]);