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cgroup-show: don't hit assert, when the extra pids array is empty

This commit is contained in:
Lennart Poettering 2015-01-22 18:54:48 +01:00
parent 57d8a552af
commit 3637713a20
1 changed files with 3 additions and 1 deletions
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4
src/shared/cgroup-show.c
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@ -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 */