misc: vppctl - fix coverity warning

Check the return value and log failure in case send() fails.

Type: fix
Fixes: 31f192434660
Signed-off-by: Klement Sekera <ksekera@cisco.com>
Change-Id: I1809598ff4816f67c28a88264b6524b10d7ff6ce

diff --git a/src/vpp/app/vppctl.c b/src/vpp/app/vppctl.c
index 98158dd..8fe493d 100644 (file)
--- a/src/vpp/app/vppctl.c
+++ b/src/vpp/app/vppctl.c
@@ -58,7 +58,10 @@ send_ttype (int sock_fd, int is_interactive)
                      "%c%s"
                      "%c%c",
                      IAC, SB, TELOPT_TTYPE, 0, term, IAC, SE);
-  send (sock_fd, buf, len, 0);
+  if (send (sock_fd, buf, len, 0) < 0)
+    {
+      perror ("send_ttype");
+    }
 }
 
 static void