after log error, reset errno

platform/src/acceptor_kni_v2.cpp

@@ -84,6 +84,8 @@ void acceptor_kni_v2_event(evutil_socket_t fd, short what, void * user)
 	else if (rd <= 0)
 	{
 		TFE_LOG_ERROR(__ctx->logger, "failed at recvmsg from scm socket: %s. ", strerror(errno));
+		/* after log, reset errno */
+		errno = 0;
 		goto __die;
 	}
 
@@ -200,6 +202,8 @@ struct acceptor_kni_v2 * acceptor_kni_v2_create(struct tfe_proxy * proxy, const
 	if (remove(__ctx->str_scm_socket) < 0 && errno != ENOENT)
     {
 	    TFE_LOG_ERROR(__ctx->logger, "Failed at remove(%s) : %s", __ctx->str_scm_socket, strerror(errno));
+		/* after log, reset errno */
+		errno = 0;
 	    goto __errout;
     }
 
@@ -215,6 +219,8 @@ struct acceptor_kni_v2 * acceptor_kni_v2_create(struct tfe_proxy * proxy, const
 	if (unlikely(__ctx->fd_scm_socket < 0))
     {
         TFE_LOG_ERROR(__ctx->logger, "Failed at create scm socket fd: %s", strerror(errno));
+		/* after log, reset errno */
+		errno = 0;
         goto __errout;
     }
 
@@ -224,6 +230,8 @@ struct acceptor_kni_v2 * acceptor_kni_v2_create(struct tfe_proxy * proxy, const
     if (unlikely(ret < 0))
     {
         TFE_LOG_ERROR(__ctx->logger, "Failed at binding to %s: %s", __sockaddr_un.sun_path, strerror(errno));
+		/* after log, reset errno */
+		errno = 0;
         goto __errout;
     }
 
@@ -248,6 +256,8 @@ struct acceptor_kni_v2 * acceptor_kni_v2_create(struct tfe_proxy * proxy, const
 	if (unlikely(ret < 0))
 	{
 		TFE_LOG_ERROR(__ctx->logger, "Failed at creating event thread: %s", strerror(errno));
+		/* after log, reset errno */
+		errno = 0;
 		goto __errout;
 	}