vcl: fix ldp for __recv_chk socket calls

add ldp support for handling __recv_chk socket calls.

Type: fix

Signed-off-by: Sivaprasad Tummala <Sivaprasad.Tummala@intel.com>
Change-Id: I33221c465ac607bc665fcba500dd399a56b32df6

1 files changed, 9 insertions, 0 deletions

diff --git a/src/vcl/ldp.c b/src/vcl/ldp.c
index 5edb935006f..de886ca95b9 100644
--- a/src/vcl/ldp.c
+++ b/src/vcl/ldp.c
@@ -1530,6 +1530,15 @@ recv (int fd, void *buf, size_t n, int flags)
   return size;
 }
 
+ssize_t
+__recv_chk (int fd, void *buf, size_t n, size_t buflen, int flags)
+{
+  if (n > buflen)
+    return -1;
+
+  return recv (fd, buf, n, flags);
+}
+
 static int
 ldp_vls_sendo (vls_handle_t vlsh, const void *buf, size_t n, int flags,
 	       __CONST_SOCKADDR_ARG addr, socklen_t addr_len)