net_sched: info leak in atm_tc_dump_class()

The "pvc" struct has a hole after pvc.sap_family which is not cleared. Signed-off-by: Dan Carpenter <[email protected]> Reviewed-by: Jiri Pirko <[email protected]> Signed-off-by: David S. Miller <[email protected]>
ambv · Jul 31, 2013 · 8cb3b9c · 8cb3b9c
1 parent c8826de
commit 8cb3b9c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c
@@ -605,6 +605,7 @@ static int atm_tc_dump_class(struct Qdisc *sch, unsigned long cl,
 		struct sockaddr_atmpvc pvc;
 		int state;
 
+		memset(&pvc, 0, sizeof(pvc));
 		pvc.sap_family = AF_ATMPVC;
 		pvc.sap_addr.itf = flow->vcc->dev ? flow->vcc->dev->number : -1;
 		pvc.sap_addr.vpi = flow->vcc->vpi;