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From: AlexChen <alex.chen@huawei.com>
To: <alex.bennee@linaro.org>, Laurent Vivier <laurent@vivier.eu>,
	<mjt@tls.msk.ru>
Cc: <qemu-devel@nongnu.org>, <qemu-trivial@nongnu.org>,
	<zhang.zhanghailiang@huawei.com>, <zhengchuan@huawei.com>
Subject: [PATCH 2/2] plugins: Fix two resource leaks in connect_socket()
Date: Wed, 28 Oct 2020 21:45:21 +0800	[thread overview]
Message-ID: <5F9975F1.4080205@huawei.com> (raw)

Either accept() fails or exits normally, we need to close the fd.

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: AlexChen <alex.chen@huawei.com>
---
 contrib/plugins/lockstep.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/contrib/plugins/lockstep.c b/contrib/plugins/lockstep.c
index 319bd44b83..5aad50869d 100644
--- a/contrib/plugins/lockstep.c
+++ b/contrib/plugins/lockstep.c
@@ -268,11 +268,13 @@ static bool setup_socket(const char *path)
     socket_fd = accept(fd, NULL, NULL);
     if (socket_fd < 0 && errno != EINTR) {
         perror("accept socket");
+        close(fd);
         return false;
     }

     qemu_plugin_outs("setup_socket::ready\n");

+    close(fd);
     return true;
 }

-- 
2.19.1


WARNING: multiple messages have this Message-ID (diff)
From: AlexChen <alex.chen@huawei.com>
To: <alex.bennee@linaro.org>, Laurent Vivier <laurent@vivier.eu>,
	<mjt@tls.msk.ru>
Cc: qemu-trivial@nongnu.org, zhengchuan@huawei.com,
	qemu-devel@nongnu.org, zhang.zhanghailiang@huawei.com
Subject: [PATCH 2/2] plugins: Fix two resource leaks in connect_socket()
Date: Wed, 28 Oct 2020 21:45:21 +0800	[thread overview]
Message-ID: <5F9975F1.4080205@huawei.com> (raw)

Either accept() fails or exits normally, we need to close the fd.

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: AlexChen <alex.chen@huawei.com>
---
 contrib/plugins/lockstep.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/contrib/plugins/lockstep.c b/contrib/plugins/lockstep.c
index 319bd44b83..5aad50869d 100644
--- a/contrib/plugins/lockstep.c
+++ b/contrib/plugins/lockstep.c
@@ -268,11 +268,13 @@ static bool setup_socket(const char *path)
     socket_fd = accept(fd, NULL, NULL);
     if (socket_fd < 0 && errno != EINTR) {
         perror("accept socket");
+        close(fd);
         return false;
     }

     qemu_plugin_outs("setup_socket::ready\n");

+    close(fd);
     return true;
 }

-- 
2.19.1


             reply	other threads:[~2020-10-28 13:45 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-28 13:45 AlexChen [this message]
2020-10-28 13:45 ` [PATCH 2/2] plugins: Fix two resource leaks in connect_socket() AlexChen
2020-11-05  6:54 ` AlexChen
2020-11-05  6:54   ` AlexChen
2020-11-16 16:50 ` Thomas Huth
2020-11-17  1:13   ` Alex Chen
2020-11-17  1:13     ` Alex Chen
2020-11-17 11:35     ` Alex Bennée
2020-11-17 11:35       ` Alex Bennée
2020-11-17 11:36       ` Thomas Huth
2020-11-17 11:36         ` Thomas Huth

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