From ce71f0cc2255aba072eabb2af26f6cb0e31f8189 Mon Sep 17 00:00:00 2001
From: Kairui Song <kasong@redhat.com>
Date: Tue, 6 Nov 2018 10:37:15 +0800
Subject: 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 c89c3c0..a77f842 100644
--- a/irqbalance.c
+++ b/irqbalance.c
@@ -389,7 +389,7 @@ 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) &&
@@ -401,7 +401,7 @@ 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"))) {
@@ -434,7 +434,7 @@ 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 {
@@ -470,6 +470,7 @@ 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 99f2ca2..6d4c845 100644
--- a/ui/irqbalance-ui.c
+++ b/ui/irqbalance-ui.c
@@ -62,6 +62,7 @@ int init_connection()
if(connect(socket_fd, (struct sockaddr *)&addr,
sizeof(sa_family_t) + strlen(socket_name) + 1) < 0) {
+ close(socket_fd);
return 0;
}
--
2.17.1