X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fsignal%2Fsigdelset.c;h=f8794ad6a155473919995831cb9f0d234889def4;hb=a50136dfe186a3ea3d78a4264187915ad16ab861;hp=14042fb8fa8bfee53c12da1b2fb6a1d65cf25302;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/src/signal/sigdelset.c b/src/signal/sigdelset.c
index 14042fb8..f8794ad6 100644
--- a/src/signal/sigdelset.c
+++ b/src/signal/sigdelset.c
@@ -4,7 +4,7 @@
 int sigdelset(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;
 	}