From 3637713a2006320a8844adc6de5cd134444bb329 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 22 Jan 2015 18:54:48 +0100
Subject: cgroup-show: don't hit assert, when the extra pids array is empty

---
 src/shared/cgroup-show.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/shared/cgroup-show.c b/src/shared/cgroup-show.c
index 1e14ba6ddb..d1132779aa 100644
--- a/src/shared/cgroup-show.c
+++ b/src/shared/cgroup-show.c
@@ -43,7 +43,9 @@ static int compare(const void *a, const void *b) {
 static void show_pid_array(pid_t pids[], unsigned n_pids, const char *prefix, unsigned n_columns, bool extra, bool more, bool kernel_threads, OutputFlags flags) {
         unsigned i, j, pid_width;
 
-        assert(n_pids > 0);
+        if (n_pids <= 0)
+                return;
+
         qsort(pids, n_pids, sizeof(pid_t), compare);
 
         /* Filter duplicates */
-- 
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