From: Florin Coras <fcoras@cisco.com>
Date: Tue, 24 Mar 2020 15:24:29 +0000 (+0000)
Subject: vcl: fix ldp recv return on error
X-Git-Tag: v19.08.3~122
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=8d3ba7eab43e6d24b84d6628ece20fd2d2c5b581;p=vpp.git

vcl: fix ldp recv return on error

Type: fix

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I0875705d3a0c95f2781b0595ef27a30486438aae
(cherry picked from commit 2a6642e95dc18d7c56f87b74a70658b8312b8c08)
---

diff --git a/src/vcl/ldp.c b/src/vcl/ldp.c
index 47ad0f8a9e1..3944239ec1a 100644
--- a/src/vcl/ldp.c
+++ b/src/vcl/ldp.c
@@ -1501,7 +1501,10 @@ recv (int fd, void *buf, size_t n, int flags)
     {
       size = vls_recvfrom (vlsh, buf, n, flags, NULL);
       if (size < 0)
-	errno = -size;
+	{
+	  errno = -size;
+	  size = -1;
+	}
     }
   else
     {