mailing list of musl libc
 help / color / mirror / code / Atom feed
* [musl] [PATCH] signal: check sigpause() input parameter
@ 2024-12-17 13:15 lihua.zhao.cn
  2024-12-18  2:49 ` [musl] [PATCH v2] " lihua.zhao.cn
  0 siblings, 1 reply; 4+ messages in thread
From: lihua.zhao.cn @ 2024-12-17 13:15 UTC (permalink / raw)
  To: musl; +Cc: lihua.zhao.cn

From: Lihua Zhao <lihua.zhao.cn@windriver.com>

---
 src/signal/sigpause.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/signal/sigpause.c b/src/signal/sigpause.c
index 363d2fec..a3644792 100644
--- a/src/signal/sigpause.c
+++ b/src/signal/sigpause.c
@@ -1,8 +1,13 @@
 #include <signal.h>
+#include <errno.h>
 
 int sigpause(int sig)
 {
 	sigset_t mask;
+	if (sig < 1 || sig >= _NSIG - 1) {
+		errno = EINVAL;
+		return -1;
+	}
 	sigprocmask(0, 0, &mask);
 	sigdelset(&mask, sig);
 	return sigsuspend(&mask);
-- 
2.43.0


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2024-12-18  9:12 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2024-12-17 13:15 [musl] [PATCH] signal: check sigpause() input parameter lihua.zhao.cn
2024-12-18  2:49 ` [musl] [PATCH v2] " lihua.zhao.cn
2024-12-18  8:12   ` Markus Wichmann
2024-12-18  9:12     ` [musl] [PATCH v3] " lihua.zhao.cn

Code repositories for project(s) associated with this public inbox

	https://git.vuxu.org/mirror/musl/

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).