From b142f3776fdb97b6428f507c9f04ea95d79a3b1c Mon Sep 17 00:00:00 2001
From: heyuanjie87 <943313837@qq.com>
Date: Mon, 10 Feb 2025 18:25:56 +0800
Subject: [PATCH 1/2] =?UTF-8?q?[lwp]=E5=AF=B9=E6=A3=80=E6=9F=A5killpg?=
 =?UTF-8?q?=E7=9A=84signo=E5=8F=82=E6=95=B0=E7=9A=84=E6=9C=89=E6=95=88?=
 =?UTF-8?q?=E6=80=A7?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 components/lwp/lwp_signal.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/components/lwp/lwp_signal.c b/components/lwp/lwp_signal.c
index 0bbb98c5d25..e6700618b66 100644
--- a/components/lwp/lwp_signal.c
+++ b/components/lwp/lwp_signal.c
@@ -27,6 +27,11 @@
 #include "sys/signal.h"
 #include "syscall_generic.h"
 
+rt_inline rt_err_t valid_signo_check(unsigned long sig)
+{
+	return sig <= _LWP_NSIG ? 0 : -RT_EINVAL;
+}
+
 static lwp_siginfo_t siginfo_create(rt_thread_t current, int signo, int code, lwp_siginfo_ext_t ext)
 {
     lwp_siginfo_t siginfo;
@@ -1432,7 +1437,8 @@ rt_err_t lwp_pgrp_signal_kill(rt_processgroup_t pgrp, long signo, long code,
 
     PGRP_ASSERT_LOCKED(pgrp);
 
-    if (pgrp)
+    rc = valid_signo_check(signo);
+    if (pgrp && !rc)
     {
         rt_list_for_each_entry(lwp, &pgrp->process, pgrp_node)
         {

From 3178e0a47ef2f3d44fde8569ac1d76cbd82a564b Mon Sep 17 00:00:00 2001
From: heyuanjie87 <943313837@qq.com>
Date: Mon, 10 Feb 2025 21:28:01 +0800
Subject: [PATCH 2/2] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E4=BB=A3=E7=A0=81?=
 =?UTF-8?q?=E6=A0=BC=E5=BC=8F=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 components/lwp/lwp_signal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/lwp/lwp_signal.c b/components/lwp/lwp_signal.c
index e6700618b66..8c88e68151e 100644
--- a/components/lwp/lwp_signal.c
+++ b/components/lwp/lwp_signal.c
@@ -29,7 +29,7 @@
 
 rt_inline rt_err_t valid_signo_check(unsigned long sig)
 {
-	return sig <= _LWP_NSIG ? 0 : -RT_EINVAL;
+    return sig <= _LWP_NSIG ? 0 : -RT_EINVAL;
 }
 
 static lwp_siginfo_t siginfo_create(rt_thread_t current, int signo, int code, lwp_siginfo_ext_t ext)