stream: New functions stream_verify_name() and pstream_verify_name().

[openvswitch] / lib / dhcp.c

diff --git a/lib/dhcp.c b/lib/dhcp.c
index a8f024482b3a8a62eec3d3baf51a4a53730cf091..e16176ba1bf32ee83059e6a6aa9e85df833e5aab 100644 (file)
--- a/lib/dhcp.c
+++ b/lib/dhcp.c
@@ -497,7 +497,7 @@ dhcp_option_equals(const struct dhcp_option *a, const struct dhcp_option *b)
 {
     return ((a->data != NULL) == (b->data != NULL)
             && a->n == b->n
-            && !memcmp(a->data, b->data, a->n));
+            && (!a->data || !memcmp(a->data, b->data, a->n)));
 }
 
 /* Replaces 'ds' by a string representation of 'msg'.  If 'multiline' is