[SCSI] More buffer->request_buffer changes

Seem like quite a few splipped through the cracks.  Here's a patch to
update all references I could find:
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NJames Bottomley <James.Bottomley@SteelEye.com>

drivers/fc4/fc.c

@@ -429,7 +429,7 @@ static inline void fcp_scsi_receive(fc_channel *fc, int token, int status, fc_hd
 		
 		if (fcmd->data) {
 			if (SCpnt->use_sg)
-				dma_unmap_sg(fc->dev, (struct scatterlist *)SCpnt->buffer,
+				dma_unmap_sg(fc->dev, (struct scatterlist *)SCpnt->request_buffer,
 						SCpnt->use_sg,
 						SCpnt->sc_data_direction);
 			else
@@ -810,7 +810,7 @@ static int fcp_scsi_queue_it(fc_channel *fc, Scsi_Cmnd *SCpnt, fcp_cmnd *fcmd, i
 							     SCpnt->request_bufflen,
 							     SCpnt->sc_data_direction);
 			} else {
-				struct scatterlist *sg = (struct scatterlist *)SCpnt->buffer;
+				struct scatterlist *sg = (struct scatterlist *)SCpnt->request_buffer;
 				int nents;
 
 				FCD(("XXX: Use_sg %d %d\n", SCpnt->use_sg, sg->length))

drivers/scsi/53c7xx.c

@@ -3451,12 +3451,12 @@ create_cmd (Scsi_Cmnd *cmd) {
     for (i = 0; cmd->use_sg ? (i < cmd->use_sg) : !i; cmd_datain += 4, 
 	cmd_dataout += 4, ++i) {
 	u32 vbuf = cmd->use_sg
-	    ? (u32)page_address(((struct scatterlist *)cmd->buffer)[i].page)+
-	      ((struct scatterlist *)cmd->buffer)[i].offset
+	    ? (u32)page_address(((struct scatterlist *)cmd->request_buffer)[i].page)+
+	      ((struct scatterlist *)cmd->request_buffer)[i].offset
 	    : (u32)(cmd->request_buffer);
 	u32 bbuf = virt_to_bus((void *)vbuf);
 	u32 count = cmd->use_sg ?
-	    ((struct scatterlist *)cmd->buffer)[i].length :
+	    ((struct scatterlist *)cmd->request_buffer)[i].length :
 	    cmd->request_bufflen;
 
 	/*
@@ -5417,7 +5417,7 @@ insn_to_offset (Scsi_Cmnd *cmd, u32 *insn) {
 
 	    if ((buffers = cmd->use_sg)) {
     	    	for (offset = 0, 
-		     	segment = (struct scatterlist *) cmd->buffer;
+		     	segment = (struct scatterlist *) cmd->request_buffer;
     	    	     buffers && !((found = ((ptr >= (char *)page_address(segment->page)+segment->offset) && 
     	    	    	    (ptr < ((char *)page_address(segment->page)+segment->offset+segment->length)))));
     	    	     --buffers, offset += segment->length, ++segment)

drivers/scsi/NCR53C9x.c

@@ -911,7 +911,7 @@ static void esp_get_dmabufs(struct NCR_ESP *esp, Scsi_Cmnd *sp)
 			sp->SCp.ptr =
 				(char *) virt_to_phys(sp->request_buffer);
 	} else {
-		sp->SCp.buffer = (struct scatterlist *) sp->buffer;
+		sp->SCp.buffer = (struct scatterlist *) sp->request_buffer;
 		sp->SCp.buffers_residual = sp->use_sg - 1;
 		sp->SCp.this_residual = sp->SCp.buffer->length;
 		if (esp->dma_mmu_get_scsi_sgl)

drivers/scsi/atari_NCR5380.c

@@ -507,7 +507,7 @@ static __inline__ void initialize_SCp(Scsi_Cmnd *cmd)
      */
 
     if (cmd->use_sg) {
-	cmd->SCp.buffer = (struct scatterlist *) cmd->buffer;
+	cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
 	cmd->SCp.buffers_residual = cmd->use_sg - 1;
 	cmd->SCp.ptr = (char *)page_address(cmd->SCp.buffer->page)+
 		       cmd->SCp.buffer->offset;

drivers/scsi/esp.c

@@ -1397,7 +1397,7 @@ static void esp_get_dmabufs(struct esp *esp, struct scsi_cmnd *sp)
 			sp->SCp.ptr = NULL;
 		}
 	} else {
-		sp->SCp.buffer = (struct scatterlist *) sp->buffer;
+		sp->SCp.buffer = (struct scatterlist *) sp->request_buffer;
 		sp->SCp.buffers_residual = sbus_map_sg(esp->sdev,
 						       sp->SCp.buffer,
 						       sp->use_sg,
@@ -1410,7 +1410,7 @@ static void esp_get_dmabufs(struct esp *esp, struct scsi_cmnd *sp)
 static void esp_release_dmabufs(struct esp *esp, struct scsi_cmnd *sp)
 {
 	if (sp->use_sg) {
-		sbus_unmap_sg(esp->sdev, sp->buffer, sp->use_sg,
+		sbus_unmap_sg(esp->sdev, sp->request_buffer, sp->use_sg,
 			      sp->sc_data_direction);
 	} else if (sp->request_bufflen) {
 		sbus_unmap_single(esp->sdev,

drivers/scsi/jazz_esp.c

@@ -257,7 +257,7 @@ static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp)
 static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp)
 {
     int sz = sp->use_sg - 1;
-    struct scatterlist *sg = (struct scatterlist *)sp->buffer;
+    struct scatterlist *sg = (struct scatterlist *)sp->request_buffer;
 			
     while(sz >= 0) {
 	vdma_free(sg[sz].dma_address);

drivers/scsi/mac53c94.c

@@ -378,7 +378,7 @@ static void set_dma_cmds(struct fsc_state *state, struct scsi_cmnd *cmd)
 		int nseg;
 
 		total = 0;
-		scl = (struct scatterlist *) cmd->buffer;
+		scl = (struct scatterlist *) cmd->request_buffer;
 		nseg = pci_map_sg(state->pdev, scl, cmd->use_sg,
 				cmd->sc_data_direction);
 		for (i = 0; i < nseg; ++i) {

drivers/scsi/mesh.c

@@ -1268,7 +1268,7 @@ static void set_dma_cmds(struct mesh_state *ms, struct scsi_cmnd *cmd)
 		if (cmd->use_sg > 0) {
 			int nseg;
 			total = 0;
-			scl = (struct scatterlist *) cmd->buffer;
+			scl = (struct scatterlist *) cmd->request_buffer;
 			off = ms->data_ptr;
 			nseg = pci_map_sg(ms->pdev, scl, cmd->use_sg,
 					  cmd->sc_data_direction);

drivers/scsi/pluto.c

@@ -169,8 +169,6 @@ int __init pluto_detect(struct scsi_host_template *tpnt)
 		SCpnt->request->rq_status = RQ_SCSI_BUSY;
 		
 		SCpnt->done = pluto_detect_done;
-		SCpnt->bufflen = 256;
-		SCpnt->buffer = fcs[i].inquiry;
 		SCpnt->request_bufflen = 256;
 		SCpnt->request_buffer = fcs[i].inquiry;
 		PLD(("set up %d %08lx\n", i, (long)SCpnt))

drivers/scsi/qlogicpti.c

@@ -874,7 +874,7 @@ static inline int load_cmd(struct scsi_cmnd *Cmnd, struct Command_Entry *cmd,
 	if (Cmnd->use_sg) {
 		int sg_count;
 
-		sg = (struct scatterlist *) Cmnd->buffer;
+		sg = (struct scatterlist *) Cmnd->request_buffer;
 		sg_count = sbus_map_sg(qpti->sdev, sg, Cmnd->use_sg, Cmnd->sc_data_direction);
 
 		ds = cmd->dataseg;
@@ -1278,7 +1278,7 @@ static struct scsi_cmnd *qlogicpti_intr_handler(struct qlogicpti *qpti)
 
 		if (Cmnd->use_sg) {
 			sbus_unmap_sg(qpti->sdev,
-				      (struct scatterlist *)Cmnd->buffer,
+				      (struct scatterlist *)Cmnd->request_buffer,
 				      Cmnd->use_sg,
 				      Cmnd->sc_data_direction);
 		} else {

drivers/scsi/seagate.c

@@ -1002,7 +1002,7 @@ static int internal_command (unsigned char target, unsigned char lun,
 			}
 #endif
 
-			buffer = (struct scatterlist *) SCint->buffer;
+			buffer = (struct scatterlist *) SCint->request_buffer;
 			len = buffer->length;
 			data = page_address(buffer->page) + buffer->offset;
 		} else {

drivers/scsi/sun3_NCR5380.c

@@ -517,7 +517,7 @@ static __inline__ void initialize_SCp(Scsi_Cmnd *cmd)
      */
 
     if (cmd->use_sg) {
-	cmd->SCp.buffer = (struct scatterlist *) cmd->buffer;
+	cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
 	cmd->SCp.buffers_residual = cmd->use_sg - 1;
 	cmd->SCp.ptr = (char *) SGADDR(cmd->SCp.buffer);
 	cmd->SCp.this_residual = cmd->SCp.buffer->length;

drivers/scsi/sun3x_esp.c

@@ -347,7 +347,7 @@ static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, Scsi_Cmnd *sp)
 static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, Scsi_Cmnd *sp)
 {
     int sz = sp->use_sg - 1;
-    struct scatterlist *sg = (struct scatterlist *)sp->buffer;
+    struct scatterlist *sg = (struct scatterlist *)sp->request_buffer;
                         
     while(sz >= 0) {
         dvma_unmap((char *)sg[sz].dma_address);

drivers/scsi/wd33c93.c

@@ -373,7 +373,7 @@ wd33c93_queuecommand(struct scsi_cmnd *cmd,
  */
 
 	if (cmd->use_sg) {
-		cmd->SCp.buffer = (struct scatterlist *) cmd->buffer;
+		cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
 		cmd->SCp.buffers_residual = cmd->use_sg - 1;
 		cmd->SCp.ptr = page_address(cmd->SCp.buffer->page) +
 		    cmd->SCp.buffer->offset;