fsdev/virtfs-proxy-helper: Fix improper use of negative value

It's detected by coverity. Check the return value of proxy_marshal. Signed-off-by: Shannon Zhao <[email protected]> Signed-off-by: Shannon Zhao <[email protected]> Signed-off-by: Aneesh Kumar K.V <[email protected]>
dreddy · Mar 16, 2015 · 821c447 · 821c447
1 parent 9005c3b
commit 821c447
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/fsdev/virtfs-proxy-helper.c b/fsdev/virtfs-proxy-helper.c
@@ -262,6 +262,9 @@ static int send_status(int sockfd, struct iovec *iovec, int status)
      */
     msg_size = proxy_marshal(iovec, 0, "ddd", header.type,
                              header.size, status);
+    if (msg_size < 0) {
+        return msg_size;
+    }
     retval = socket_write(sockfd, iovec->iov_base, msg_size);
     if (retval < 0) {
         return retval;