!9 [sync] PR-7: 修复lstack反复建立连接触发的coredump

From: @openeuler-sync-bot 
Reviewed-by: @wu-changsheng 
Signed-off-by: @wu-changsheng

0035-add-check-for-stack-params.patch

@@ -0,0 +1,27 @@
+From 35c5052da432255f3756d5bdc46c67597545908a Mon Sep 17 00:00:00 2001
+From: jiangheng <jiangheng12@huawei.com>
+Date: Thu, 17 Mar 2022 16:10:51 +0800
+Subject: [PATCH] add check for stack params
+
+---
+ src/lstack/core/lstack_thread_rpc.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/src/lstack/core/lstack_thread_rpc.c b/src/lstack/core/lstack_thread_rpc.c
+index c95f2c0..2a67333 100644
+--- a/src/lstack/core/lstack_thread_rpc.c
++++ b/src/lstack/core/lstack_thread_rpc.c
+@@ -29,6 +29,10 @@ struct rpc_msg *rpc_msg_alloc(struct protocol_stack *stack, rpc_msg_func func)
+     int32_t ret;
+     struct rpc_msg *msg = NULL;
+ 
++    if (stack == NULL) {
++        return NULL;
++    }
++
+     ret = rte_mempool_get(stack->rpc_pool, (void **)&msg);
+     if (ret < 0) {
+         get_protocol_stack_group()->call_alloc_fail++;
+-- 
+1.8.3.1
+

gazelle.spec

@@ -2,7 +2,7 @@
 
 Name:          gazelle
 Version:       1.0.1
-Release:       3
+Release:       4
 Summary:       gazelle is a high performance user-mode stack
 License:       Mulan PSL v2
 URL:           https://gitee.com/openeuler/gazelle
@@ -49,6 +49,7 @@ Patch9031:     0031-fix-reuse-ip-listen-event-don-t-notice.patch
 Patch9032:     0032-modify-readme-to-add-constraint.patch
 Patch9033:     0033-fix-accept-check-remain-conn.patch
 Patch9034:     0034-fix-wakeup-list-dead-loop.patch
+Patch9035:     0035-add-check-for-stack-params.patch
 
 %description
 %{name} is a high performance user-mode stack.
@@ -89,6 +90,9 @@ install -Dpm 0640 %{_builddir}/%{name}-%{version}/src/ltran/ltran.conf       %{b
 %config(noreplace) %{conf_path}/ltran.conf
 
 %changelog
+* Thu Mar 17 2022 jiangheng <jiangheng12@huawei.com> - 1.0.1-4
+- fix repeatede stack restart coredump
+
 * Wed Mar 16 2022 jiangheng <jiangheng12@huawei.com> - 1.0.1-3
 - fix gazelle test issue