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authormlelstv <mlelstv@NetBSD.org>2016-01-07 08:58:01 +0000
committermlelstv <mlelstv@NetBSD.org>2016-01-07 08:58:01 +0000
commit8b4c95d022d715a1eb0f6f201cd8cd8a2c7ee8ff (patch)
treea08cddd6371446794702e42adc3dbe25f1bb81e0 /sys/dev/raidframe
parent1e549ba0646a978cd132f1a61fc6891ae774bc95 (diff)
CID 1347189: Null pointer dereferences
Diffstat (limited to 'sys/dev/raidframe')
-rw-r--r--sys/dev/raidframe/rf_netbsdkintf.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/dev/raidframe/rf_netbsdkintf.c b/sys/dev/raidframe/rf_netbsdkintf.c
index 294b156d747..27c5ebb5fb4 100644
--- a/sys/dev/raidframe/rf_netbsdkintf.c
+++ b/sys/dev/raidframe/rf_netbsdkintf.c
@@ -1,4 +1,4 @@
-/* $NetBSD: rf_netbsdkintf.c,v 1.341 2016/01/06 17:40:50 christos Exp $ */
+/* $NetBSD: rf_netbsdkintf.c,v 1.342 2016/01/07 08:58:01 mlelstv Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998, 2008-2011 The NetBSD Foundation, Inc.
@@ -101,7 +101,7 @@
***********************************************************/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rf_netbsdkintf.c,v 1.341 2016/01/06 17:40:50 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rf_netbsdkintf.c,v 1.342 2016/01/07 08:58:01 mlelstv Exp $");
#ifdef _KERNEL_OPT
#include "opt_compat_netbsd.h"
@@ -725,6 +725,10 @@ raid_dumpblocks(device_t dev, void *va, daddr_t blkno, int nblk)
}
bdev = bdevsw_lookup(raidPtr->Disks[dumpto].dev);
+ if (bdev == NULL) {
+ error = ENXIO;
+ goto out;
+ }
error = (*bdev->d_dump)(raidPtr->Disks[dumpto].dev,
blkno, va, nblk * raidPtr->bytesPerSector);