fix dlopen UB due to longjmp/volatile rules violation

[musl] / src / ldso / dynlink.c

diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c
index fc06685..33937e7 100644 (file)
--- 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;