bsg SG_IO needs to return -EFAULT for the response field in struct sg_io_v4. Signed-off-by: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> --- block/bsg.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/block/bsg.c b/block/bsg.c index 8e181ab..7781e63 100644 --- a/block/bsg.c +++ b/block/bsg.c @@ -877,6 +877,7 @@ static long bsg_ioctl(struct file *file, unsigned int cmd, unsigned long arg) struct request *rq; struct bio *bio, *bidi_bio = NULL; struct sg_io_v4 hdr; + int ret; if (copy_from_user(&hdr, uarg, sizeof(hdr))) return -EFAULT; @@ -889,12 +890,12 @@ static long bsg_ioctl(struct file *file, unsigned int cmd, unsigned long arg) if (rq->next_rq) bidi_bio = rq->next_rq->bio; blk_execute_rq(bd->queue, NULL, rq, 0); - blk_complete_sgv4_hdr_rq(rq, &hdr, bio, bidi_bio); + ret = blk_complete_sgv4_hdr_rq(rq, &hdr, bio, bidi_bio); if (copy_to_user(uarg, &hdr, sizeof(hdr))) return -EFAULT; - return 0; + return ret; } /* * block device ioctls -- 1.5.3.4 - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
