When sg_scsi_ioctl() fails to prepare request to submit in blk_rq_map_kern() we jump to a label where we just end up copying (luckily zeroed-out) kernel buffer to userspace instead of reporting error. Fix the problem by jumping to the right label.
CC: Jens Axboe <[email protected]> CC: [email protected] CC: [email protected] Coverity-id: 1226871 Signed-off-by: Jan Kara <[email protected]> --- block/scsi_ioctl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index abb2e65b24cc..cc7927a1a62e 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -508,7 +508,7 @@ int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode, if (bytes && blk_rq_map_kern(q, rq, buffer, bytes, __GFP_WAIT)) { err = DRIVER_ERROR << 24; - goto out; + goto error; } memset(sense, 0, sizeof(sense)); -- 1.8.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
