Fix coverity issue introduced with IP checksum offload commit

Change-Id: Ib5ad1369678389534426902ce698bccf7a6d9ec2
Signed-off-by: Damjan Marion <damarion@cisco.com>

diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c
index 4a9e791..4b05bf1 100755 (executable)
--- a/src/vnet/ip/ip4_forward.c
+++ b/src/vnet/ip/ip4_forward.c
@@ -2458,7 +2458,7 @@ ip4_rewrite_inline (vlib_main_t * vm,
 
              /* Verify checksum. */
              ASSERT ((ip0->checksum == ip4_header_checksum (ip0)) ||
-                     (p0->flags | VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
+                     (p0->flags & VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
            }
          else
            {
@@ -2494,7 +2494,7 @@ ip4_rewrite_inline (vlib_main_t * vm,
 
              /* Verify checksum. */
              ASSERT ((ip1->checksum == ip4_header_checksum (ip1)) ||
-                     (p1->flags | VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
+                     (p1->flags & VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
            }
          else
            {
@@ -2633,7 +2633,7 @@ ip4_rewrite_inline (vlib_main_t * vm,
              ip0->ttl = ttl0;
 
              ASSERT ((ip0->checksum == ip4_header_checksum (ip0)) ||
-                     (p0->flags | VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
+                     (p0->flags & VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
 
              if (PREDICT_FALSE (ttl0 <= 0))
                {