From a6d6efda4b073a2e0f6b8dc908676fddd2a335ee Mon Sep 17 00:00:00 2001
From: zhanghuiming <zhanghuiming12@h-partners.com>
Date: Wed, 10 Sep 2025 08:50:44 +0000
Subject: [PATCH] check remote app  died callback param

Signed-off-by: zhanghuiming <zhanghuiming12@h-partners.com>
Change-Id: Ib1dc94bf679e691f798b5907696d39e854ef5755
---
 services/audio_service/server/src/audio_process_in_server.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/services/audio_service/server/src/audio_process_in_server.cpp b/services/audio_service/server/src/audio_process_in_server.cpp
index 54c3842df8..b8a0e80aa7 100644
--- a/services/audio_service/server/src/audio_process_in_server.cpp
+++ b/services/audio_service/server/src/audio_process_in_server.cpp
@@ -496,6 +496,8 @@ void ProcessDeathRecipient::OnRemoteDied(const wptr<IRemoteObject> &remote)
 int32_t AudioProcessInServer::RegisterProcessCb(const sptr<IRemoteObject>& object)
 {
     std::lock_guard<std::mutex> lock(registerProcessCbLock_);
+    CHECK_AND_RETURN_RET_LOG(object != nullptr, ERR_INVALID_PARAM, "RegisterProcessCb obj is null");
+    CHECK_AND_RETURN_RET_LOG(object_ == nullptr, SUCCESS, "Has registerProcessCb obj");
     sptr<IProcessCb> processCb = iface_cast<IProcessCb>(object);
     CHECK_AND_RETURN_RET_LOG(processCb != nullptr, ERR_INVALID_PARAM, "RegisterProcessCb obj cast failed");
     deathRecipient_ = new ProcessDeathRecipient(this, releaseCallback_);
-- 
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