basic/strv: use existing qsort_safe() helper

strv_sort() predates qsort_safe(), but we can convert it to it to
save a few lines.

diff --git a/src/basic/strv.c b/src/basic/strv.c
index c2defbe970149cc8a0423f70362e44ce4f691d68..f0c764b17ae16dc74cd53a485d8dcf78f21bc57c 100644 (file)
--- a/src/basic/strv.c
+++ b/src/basic/strv.c
@@ -782,11 +782,7 @@ static int str_compare(const void *_a, const void *_b) {
 }
 
 char **strv_sort(char **l) {
-
-        if (strv_isempty(l))
-                return l;
-
-        qsort(l, strv_length(l), sizeof(char*), str_compare);
+        qsort_safe(l, strv_length(l), sizeof(char*), str_compare);
         return l;
 }