linux-kernel - [PATCH] selftests: ipc: handle msgget failure return correctly

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Message-Id: <1394041873-4220-1-git-send-email-colin.king@canonical.com>
Date:	Wed,  5 Mar 2014 17:51:13 +0000
From:	Colin King <colin.king@...onical.com>
To:	Stanislav Kinsbursky <skinsbursky@...allels.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] selftests: ipc: handle msgget failure return correctly

From: Colin Ian King <colin.king@...onical.com>

A failed msgget causes the test to return an uninitialised value
in ret. Assign ret to -errno on error exit.

Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 tools/testing/selftests/ipc/msgque.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/testing/selftests/ipc/msgque.c b/tools/testing/selftests/ipc/msgque.c
index d664182..be8f294 100644
--- a/tools/testing/selftests/ipc/msgque.c
+++ b/tools/testing/selftests/ipc/msgque.c
@@ -202,6 +202,7 @@ int main(int argc, char **argv)
 	msgque.msq_id = msgget(msgque.key, IPC_CREAT | IPC_EXCL | 0666);
 	if (msgque.msq_id == -1) {
 		printf("Can't create queue\n");
+		err = -errno;
 		goto err_out;
 	}
 
-- 
1.9.0

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