+++ /dev/null
-Index: madwifi-ng-r2834-20071106/ath/if_ath.c
-===================================================================
---- madwifi-ng-r2834-20071106.orig/ath/if_ath.c 2007-11-07 14:02:03.853590479 +0100
-+++ madwifi-ng-r2834-20071106/ath/if_ath.c 2007-11-07 14:02:04.077603246 +0100
-@@ -4162,6 +4162,8 @@
- }
- bf = avp->av_bcbuf;
- ni = bf->bf_node;
-+ if (!ni)
-+ return NULL;
-
- #ifdef ATH_SUPERG_DYNTURBO
- /*