1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index eb24efea8f14..b33d04250bbc 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -463,7 +463,7 @@ static void st_scsi_execute_end(struct request *req, int uptodate)
         struct scsi_tape *STp = SRpnt->stp;
 
         STp->buffer->cmdstat.midlevel_result = SRpnt->result = req->errors;
-        STp->buffer->cmdstat.residual = req->data_len;
+        STp->buffer->cmdstat.residual = req->resid_len;
 
         if (SRpnt->waiting)
                 complete(SRpnt->waiting);
@@ -2964,7 +2964,7 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon
                             !(STp->use_pf & PF_TESTED)) {
                                 /* Try the other possible state of Page Format if not
                                    already tried */
-                                STp->use_pf = !STp->use_pf | PF_TESTED;
+                                STp->use_pf = (STp->use_pf ^ USE_PF) | PF_TESTED;
                                 st_release_request(SRpnt);
                                 SRpnt = NULL;
                                 return st_int_ioctl(STp, cmd_in, arg);
@@ -3983,8 +3983,8 @@ static int st_probe(struct device *dev)
                 return -ENODEV;
         }
 
-        i = min(SDp->request_queue->max_hw_segments,
-                SDp->request_queue->max_phys_segments);
+        i = min(queue_max_hw_segments(SDp->request_queue),
+                queue_max_phys_segments(SDp->request_queue));
         if (st_max_sg_segs < i)
                 i = st_max_sg_segs;
         buffer = new_tape_buffer((SDp->host)->unchecked_isa_dma, i);