X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Fsignal%2Fsigaddset.c;h=d632c6fbe4c33f35b83bf724d23639f60e852888;hp=23e655dbf1ca1aa97f896e323e442696e3e7ff70;hb=99b8a25e941e54537bf39ca2f265c345f393f112;hpb=77f15d108ee021d4dfbeebe793661131c4470d4d

diff --git a/src/signal/sigaddset.c b/src/signal/sigaddset.c
index 23e655db..d632c6fb 100644
--- a/src/signal/sigaddset.c
+++ b/src/signal/sigaddset.c
@@ -4,7 +4,7 @@
 int sigaddset(sigset_t *set, int sig)
 {
 	unsigned s = sig-1;
-	if (s >= 8*sizeof(sigset_t)) {
+	if (s >= 8*sizeof(sigset_t) || s-32U<3) {
 		errno = EINVAL;
 		return -1;
 	}