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Diffstat (limited to 'source3/nmbd/nmbd_nameregister.c')
-rw-r--r--source3/nmbd/nmbd_nameregister.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/source3/nmbd/nmbd_nameregister.c b/source3/nmbd/nmbd_nameregister.c
index 069e262987..1e819cc88f 100644
--- a/source3/nmbd/nmbd_nameregister.c
+++ b/source3/nmbd/nmbd_nameregister.c
@@ -54,6 +54,13 @@ static void register_name_response(struct subnet_record *subrec,
/* Sanity check. Ensure that the answer name in the incoming packet is the
same as the requested name in the outgoing packet. */
+ if(!question_name || !answer_name)
+ {
+ DEBUG(0,("register_name_response: malformed response (%s is NULL).\n",
+ question_name ? "question_name" : "answer_name" ));
+ return;
+ }
+
if(!nmb_name_equal(question_name, answer_name))
{
DEBUG(0,("register_name_response: Answer name %s differs from question \