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authorStefan Haberland <stefan.haberland@de.ibm.com>2010-01-27 10:12:35 +0100
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2010-01-27 10:12:48 +0100
commit294001a80c9810e2fe27aaaad7df8be12a103065 (patch)
tree1615733697057a38054f68bf46109fffeeb5e549 /drivers/s390/block/dasd_eckd.c
parentb04da8bfdfbbd79544cab2fadfdc12e87eb01600 (diff)
[S390] dasd: fix possible NULL pointer errors
Fix possible NULL pointer in DASD messages and correct discipline checking. Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block/dasd_eckd.c')
-rw-r--r--drivers/s390/block/dasd_eckd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 1c500c46222..1cca21aafab 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -3033,7 +3033,7 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device,
len += sprintf(page + len, KERN_ERR PRINTK_HEADER
" in req: %p CS: 0x%02X DS: 0x%02X CC: 0x%02X RC: %d\n",
req, scsw_cstat(&irb->scsw), scsw_dstat(&irb->scsw),
- scsw_cc(&irb->scsw), req->intrc);
+ scsw_cc(&irb->scsw), req ? req->intrc : 0);
len += sprintf(page + len, KERN_ERR PRINTK_HEADER
" device %s: Failing CCW: %p\n",
dev_name(&device->cdev->dev),