[SCSI] st: remove unused frp_sg_current

frp_sg_current in struct st_buffer is always zero. We don't need it.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Kai Makisara <Kai.Makisara@kolumbus.fi>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

2 files changed, 0 insertions, 3 deletions

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 50dbe14db37b..fe4c20259bca 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -1524,7 +1524,6 @@ static int setup_buffering(struct scsi_tape *STp, const char __user *buf,
                 else
                         STbp->do_dio = 0;  /* fall back to buffering with any error */
                 STbp->sg_segs = STbp->do_dio;
-                STbp->frp_sg_current = 0;
                 DEB(
                      if (STbp->do_dio) {
                         STp->nbr_dio++;
@@ -3844,7 +3843,6 @@ static void normalize_buffer(struct st_buffer * STbuffer)
                 STbuffer->buffer_size -= (PAGE_SIZE << order);
         }
         STbuffer->frp_segs = 0;
-        STbuffer->frp_sg_current = 0;
         STbuffer->sg_segs = 0;
         STbuffer->map_data.page_order = 0;
         STbuffer->map_data.offset = 0;
diff --git a/drivers/scsi/st.h b/drivers/scsi/st.h
index e682f8045034..544dc6b1f548 100644
--- a/drivers/scsi/st.h
+++ b/drivers/scsi/st.h
@@ -52,7 +52,6 @@ struct st_buffer {
         unsigned short use_sg;  /* zero or max number of s/g segments for this adapter */
         unsigned short sg_segs;         /* number of segments in s/g list */
         unsigned short frp_segs;        /* number of buffer segments */
-        unsigned int frp_sg_current;    /* driver buffer length currently in s/g list */
 };
 
 /* The tape mode definition */