irqbalance/Don-t-leak-socket-fd-on-connection-error.patch

From f2623176c2997e7803d485084fa5150556caddcf Mon Sep 17 00:00:00 2001
From: Kairui Song <kasong@redhat.com>
Date: Mon, 5 Nov 2018 17:18:49 +0800
Subject: [PATCH 102/112] Don't leak socket fd on connection error

Signed-off-by: Kairui Song <kasong@redhat.com>
---
 irqbalance.c       | 7 ++++---
 ui/irqbalance-ui.c | 1 +
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/irqbalance.c b/irqbalance.c
index 0946603..364ca72 100644
--- a/irqbalance.c
+++ b/irqbalance.c
@@ -376,7 +376,7 @@ gboolean sock_handle(gint fd, GIOCondition condition, gpointer user_data __attri
 		}
 		if ((recv_size = recvmsg(sock, &msg, 0)) < 0) {
 			log(TO_ALL, LOG_WARNING, "Error while receiving data.\n");
-			goto out;
+			goto out_close;
 		}
 		cmsg = CMSG_FIRSTHDR(&msg);
 		if ((cmsg->cmsg_level == SOL_SOCKET) &&
@@ -388,7 +388,7 @@ gboolean sock_handle(gint fd, GIOCondition condition, gpointer user_data __attri
 		}
 		if (!valid_user) {
 			log(TO_ALL, LOG_INFO, "Permission denied for user to connect to socket.\n");
-			goto out;
+			goto out_close;
 		}
 
 		if (!strncmp(buff, "stats", strlen("stats"))) {
@@ -421,7 +421,7 @@ gboolean sock_handle(gint fd, GIOCondition condition, gpointer user_data __attri
 				need_rescan = 1;
 				if (!strncmp(irq_string, "NONE", strlen("NONE"))) {
 					free(irq_string);
-					goto out;
+					goto out_close;
 				}
 				int irq = strtoul(irq_string, &end, 10);
 				do {
@@ -457,6 +457,7 @@ gboolean sock_handle(gint fd, GIOCondition condition, gpointer user_data __attri
 			free(setup);
 		}
 
+out_close:
 		close(sock);
 	}
 
diff --git a/ui/irqbalance-ui.c b/ui/irqbalance-ui.c
index 5a76ddf..005eea4 100644
--- a/ui/irqbalance-ui.c
+++ b/ui/irqbalance-ui.c
@@ -66,6 +66,7 @@ int init_connection()
 		memset(&addr, 0, sizeof(struct sockaddr_un));
 		addr.sun_family = AF_UNIX;
 		if (connect(socket_fd, (struct sockaddr *)&addr, sizeof(addr)) < 0) {
+			close(socket_fd);
 			return 0;
 		}
 
-- 
1.8.3.1