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authorJens Axboe <jens.axboe@oracle.com>2006-11-29 14:01:40 +0100
committerAdrian Bunk <bunk@stusta.de>2006-11-29 14:01:40 +0100
commit18ff15828e2912b6d68a0481e01cd1ec34eb19e6 (patch)
treeda2a9523ba0a70406fc36fa4aa59231ba694a38d /block
parentfeeddb339e1e9670e436f5f6328d958941727875 (diff)
block: Fix bad data direction in SG_IO
Contrary to what the name misleads you to believe, SG_DXFER_TO_FROM_DEV is really just a normal read seen from the device side. This patch fixes http://lkml.org/lkml/2006/10/13/100 Signed-off-by: Jens Axboe <jens.axboe@oracle.com> Signed-off-by: Adrian Bunk <bunk@stusta.de>
Diffstat (limited to 'block')
-rw-r--r--block/scsi_ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index 24f7af9d0ab..f84f269b005 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -246,10 +246,10 @@ static int sg_io(struct file *file, request_queue_t *q,
switch (hdr->dxfer_direction) {
default:
return -EINVAL;
- case SG_DXFER_TO_FROM_DEV:
case SG_DXFER_TO_DEV:
writing = 1;
break;
+ case SG_DXFER_TO_FROM_DEV:
case SG_DXFER_FROM_DEV:
break;
}