fix dlopen UB due to longjmp/volatile rules violation

2fdea17c · Rich Felker · e936e461 · 2fdea17c
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src/ldso/dynlink.c src/ldso/dynlink.c +1 -1

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--- a/src/ldso/dynlink.c
+++ b/src/ldso/dynlink.c
@@ -536,7 +536,7 @@ void *__dynlink(int argc, char **argv, size_t *got)

 void *dlopen(const char *file, int mode)
 {
-	struct dso *p, *orig_tail = tail, *next;
+	struct dso *volatile p, *orig_tail = tail, *next;
 	size_t i;

 	if (!file) return head;