tests/tcg/multiarch/linux-test: Zero-initialize sockaddr structs

Zero-initialize sockaddr_in and sockaddr_un structs that we're about
to fill in and pass to bind() or connect(), to ensure we don't leave
possible implementation-defined extension fields as uninitialized
garbage.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20210813150506.7768-5-peter.maydell@linaro.org

diff --git a/tests/tcg/multiarch/linux-test.c b/tests/tcg/multiarch/linux-test.c
index c8c6aed..019d817 100644 (file)
--- a/tests/tcg/multiarch/linux-test.c
+++ b/tests/tcg/multiarch/linux-test.c
@@ -251,7 +251,7 @@ static void test_time(void)
 static int server_socket(void)
 {
     int val, fd;
-    struct sockaddr_in sockaddr;
+    struct sockaddr_in sockaddr = {};
 
     /* server socket */
     fd = chk_error(socket(PF_INET, SOCK_STREAM, 0));
@@ -271,7 +271,7 @@ static int server_socket(void)
 static int client_socket(uint16_t port)
 {
     int fd;
-    struct sockaddr_in sockaddr;
+    struct sockaddr_in sockaddr = {};
 
     /* server socket */
     fd = chk_error(socket(PF_INET, SOCK_STREAM, 0));