signal: check sigpause() input parameter

2025-02-21 19:52:58 -05:00
parent b0dc340b38
commit 06c5e4e832
1 changed files with 1 additions and 1 deletions
@@ -4,6 +4,6 @@ int sigpause(int sig)
 {
 	sigset_t mask;
 	sigprocmask(0, 0, &mask);
-	sigdelset(&mask, sig);
+	if (sigdelset(&mask, sig)) return -1;
 	return sigsuspend(&mask);
 }