Never call qsort on potentially NULL arrays

[elogind.git] / src / cgtop / cgtop.c

diff --git a/src/cgtop/cgtop.c b/src/cgtop/cgtop.c
index cacf705a0abbdef61a8148bbba7ec823dea3d594..293a2113bdcbcc9510e34eeb4d0e262b0a6960af 100644 (file)
--- a/src/cgtop/cgtop.c
+++ b/src/cgtop/cgtop.c
@@ -461,7 +461,7 @@ static int display(Hashmap *a) {
                 if (g->n_tasks_valid || g->cpu_valid || g->memory_valid || g->io_valid)
                         array[n++] = g;
 
-        qsort(array, n, sizeof(Group*), group_compare);
+        qsort_safe(array, n, sizeof(Group*), group_compare);
 
         /* Find the longest names in one run */
         for (j = 0; j < n; j++) {