[PATCH][v2] selftests: ipc: handle msgget failure return correctly

[Colin King]

From: Colin Ian King <colin.king@xxxxxxxxxxxxx>

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@xxxxxxxxxxxxx>
---
 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..aa290c0 100644
--- a/tools/testing/selftests/ipc/msgque.c
+++ b/tools/testing/selftests/ipc/msgque.c
@@ -201,6 +201,7 @@ int main(int argc, char **argv)
 
 	msgque.msq_id = msgget(msgque.key, IPC_CREAT | IPC_EXCL | 0666);
 	if (msgque.msq_id == -1) {
+		err = -errno;
 		printf("Can't create queue\n");
 		goto err_out;
 	}
-- 
1.9.0

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