Module Name: src
Committed By: nonaka
Date: Tue Jan 10 04:27:04 UTC 2017
Modified Files:
src/sys/dev/pci: if_iwm.c
Log Message:
set NULL after free.
To generate a diff of this commit:
cvs rdiff -u -r1.56 -r1.57 src/sys/dev/pci/if_iwm.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/pci/if_iwm.c
diff -u src/sys/dev/pci/if_iwm.c:1.56 src/sys/dev/pci/if_iwm.c:1.57
--- src/sys/dev/pci/if_iwm.c:1.56 Mon Jan 9 12:45:49 2017
+++ src/sys/dev/pci/if_iwm.c Tue Jan 10 04:27:04 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: if_iwm.c,v 1.56 2017/01/09 12:45:49 nonaka Exp $ */
+/* $NetBSD: if_iwm.c,v 1.57 2017/01/10 04:27:04 nonaka Exp $ */
/* OpenBSD: if_iwm.c,v 1.148 2016/11/19 21:07:08 stsp Exp */
#define IEEE80211_NO_HT
/*
@@ -107,7 +107,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_iwm.c,v 1.56 2017/01/09 12:45:49 nonaka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_iwm.c,v 1.57 2017/01/10 04:27:04 nonaka Exp $");
#include <sys/param.h>
#include <sys/conf.h>
@@ -1332,6 +1332,7 @@ iwm_free_tx_ring(struct iwm_softc *sc, s
data->map->dm_mapsize, BUS_DMASYNC_POSTWRITE);
bus_dmamap_unload(sc->sc_dmat, data->map);
m_freem(data->m);
+ data->m = NULL;
}
if (data->map != NULL) {
bus_dmamap_destroy(sc->sc_dmat, data->map);
