Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=57643c711c3759623e7ac651a4a418858cdaeae5
Commit:     57643c711c3759623e7ac651a4a418858cdaeae5
Parent:     74286a3c276bca449f934b2cd921f9bced996e04
Author:     Boaz Harrosh <[EMAIL PROTECTED]>
AuthorDate: Sun Sep 9 21:16:58 2007 +0300
Committer:  James Bottomley <[EMAIL PROTECTED]>
CommitDate: Fri Jan 11 18:22:41 2008 -0600

    [SCSI] ppa: convert to accessors and !use_sg cleanup
    
     - convert to accessors and !use_sg cleanup
    
    Signed-off-by: Boaz Harrosh <[EMAIL PROTECTED]>
    Acked-by: Randy Dunlap <[EMAIL PROTECTED]>
    Tested-by: Randy Dunlap <[EMAIL PROTECTED]>
    Signed-off-by: James Bottomley <[EMAIL PROTECTED]>
---
 drivers/scsi/ppa.c |   12 +++++-------
 1 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c
index 67ee51a..f655ae3 100644
--- a/drivers/scsi/ppa.c
+++ b/drivers/scsi/ppa.c
@@ -750,18 +750,16 @@ static int ppa_engine(ppa_struct *dev, struct scsi_cmnd 
*cmd)
                cmd->SCp.phase++;
 
        case 4:         /* Phase 4 - Setup scatter/gather buffers */
-               if (cmd->use_sg) {
-                       /* if many buffers are available, start filling the 
first */
-                       cmd->SCp.buffer = (struct scatterlist *) 
cmd->request_buffer;
+               if (scsi_bufflen(cmd)) {
+                       cmd->SCp.buffer = scsi_sglist(cmd);
                        cmd->SCp.this_residual = cmd->SCp.buffer->length;
                        cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);
                } else {
-                       /* else fill the only available buffer */
                        cmd->SCp.buffer = NULL;
-                       cmd->SCp.this_residual = cmd->request_bufflen;
-                       cmd->SCp.ptr = cmd->request_buffer;
+                       cmd->SCp.this_residual = 0;
+                       cmd->SCp.ptr = NULL;
                }
-               cmd->SCp.buffers_residual = cmd->use_sg - 1;
+               cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1;
                cmd->SCp.phase++;
 
        case 5:         /* Phase 5 - Data transfer stage */
-
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