1 files changed, 13 insertions, 17 deletions

diff --git a/drivers/scsi/scsi_tgt_lib.c b/drivers/scsi/scsi_tgt_lib.c
index a91761c3645f..93ece8f4e5de 100644
--- a/drivers/scsi/scsi_tgt_lib.c
+++ b/drivers/scsi/scsi_tgt_lib.c
@@ -180,7 +180,7 @@ static void scsi_tgt_cmd_destroy(struct work_struct *work)
                 container_of(work, struct scsi_tgt_cmd, work);
         struct scsi_cmnd *cmd = tcmd->rq->special;
 
-        dprintk("cmd %p %d %lu\n", cmd, cmd->sc_data_direction,
+        dprintk("cmd %p %d %u\n", cmd, cmd->sc_data_direction,
                 rq_data_dir(cmd->request));
         scsi_unmap_user_pages(tcmd);
         scsi_host_put_command(scsi_tgt_cmd_to_host(cmd), cmd);
@@ -327,11 +327,11 @@ static void scsi_tgt_cmd_done(struct scsi_cmnd *cmd)
 {
         struct scsi_tgt_cmd *tcmd = cmd->request->end_io_data;
 
-        dprintk("cmd %p %lu\n", cmd, rq_data_dir(cmd->request));
+        dprintk("cmd %p %u\n", cmd, rq_data_dir(cmd->request));
 
         scsi_tgt_uspace_send_status(cmd, tcmd->itn_id, tcmd->tag);
 
-        if (cmd->request_buffer)
+        if (scsi_sglist(cmd))
                 scsi_free_sgtable(cmd);
 
         queue_work(scsi_tgtd, &tcmd->work);
@@ -342,7 +342,7 @@ static int scsi_tgt_transfer_response(struct scsi_cmnd *cmd)
         struct Scsi_Host *shost = scsi_tgt_cmd_to_host(cmd);
         int err;
 
-        dprintk("cmd %p %lu\n", cmd, rq_data_dir(cmd->request));
+        dprintk("cmd %p %u\n", cmd, rq_data_dir(cmd->request));
 
         err = shost->hostt->transfer_response(cmd, scsi_tgt_cmd_done);
         switch (err) {
@@ -365,16 +365,12 @@ static int scsi_tgt_init_cmd(struct scsi_cmnd *cmd, gfp_t gfp_mask)
 
         cmd->request_bufflen = rq->data_len;
 
-        dprintk("cmd %p cnt %d %lu\n", cmd, cmd->use_sg, rq_data_dir(rq));
-        count = blk_rq_map_sg(rq->q, rq, cmd->request_buffer);
-        if (likely(count <= cmd->use_sg)) {
-                cmd->use_sg = count;
-                return 0;
-        }
-
-        eprintk("cmd %p cnt %d\n", cmd, cmd->use_sg);
-        scsi_free_sgtable(cmd);
-        return -EINVAL;
+        dprintk("cmd %p cnt %d %lu\n", cmd, scsi_sg_count(cmd),
+                rq_data_dir(rq));
+        count = blk_rq_map_sg(rq->q, rq, scsi_sglist(cmd));
+        BUG_ON(count > cmd->use_sg);
+        cmd->use_sg = count;
+        return 0;
 }
 
 /* TODO: test this crap and replace bio_map_user with new interface maybe */
@@ -496,8 +492,8 @@ int scsi_tgt_kspace_exec(int host_no, u64 itn_id, int result, u64 tag,
         }
         cmd = rq->special;
 
-        dprintk("cmd %p scb %x result %d len %d bufflen %u %lu %x\n",
-                cmd, cmd->cmnd[0], result, len, cmd->request_bufflen,
+        dprintk("cmd %p scb %x result %d len %d bufflen %u %u %x\n",
+                cmd, cmd->cmnd[0], result, len, scsi_bufflen(cmd),
                 rq_data_dir(rq), cmd->cmnd[0]);
 
         if (result == TASK_ABORTED) {
@@ -617,7 +613,7 @@ int scsi_tgt_kspace_it_nexus_rsp(int host_no, u64 itn_id, int result)
         struct Scsi_Host *shost;
         int err = -EINVAL;
 
-        dprintk("%d %d %llx\n", host_no, result, (unsigned long long) mid);
+        dprintk("%d %d%llx\n", host_no, result, (unsigned long long)itn_id);
 
         shost = scsi_host_lookup(host_no);
         if (IS_ERR(shost)) {