X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fstdlib%2Fqsort.c;h=91a3361d7c55881bb8bae66e0dfa3134d161950e;hb=446b4207cc7a30d8a4d5b2445a5a1b27d440f55d;hp=f5bf3d024fc3b2ff93d7f3c0e8998b6691ce03a2;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/src/stdlib/qsort.c b/src/stdlib/qsort.c
index f5bf3d02..91a3361d 100644
--- a/src/stdlib/qsort.c
+++ b/src/stdlib/qsort.c
@@ -28,7 +28,7 @@ static void sift(char *base, size_t root, size_t nel, size_t width, int (*cmp)(c
 		max = 2*root;
 		if (max < nel && cmp(base+max*width, base+(max+1)*width) < 0)
 			max++;
-		if (cmp(base+root*width, base+max*width) < 0) {
+		if (max && cmp(base+root*width, base+max*width) < 0) {
 			swap(base+root*width, base+max*width, width);
 			root = max;
 		} else break;