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Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6:
  [SCSI] megaraid_old: fix READ_CAPACITY
Linus Torvalds 18 years ago
parent
commit
9cdcaa2c93
1 changed files with 8 additions and 0 deletions
  1. 8 0
      drivers/scsi/megaraid.c

+ 8 - 0
drivers/scsi/megaraid.c

@@ -1753,6 +1753,14 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
 
 	*len = 0;
 
+	if (scsi_sg_count(cmd) == 1 && !adapter->has_64bit_addr) {
+		sg = scsi_sglist(cmd);
+		scb->dma_h_bulkdata = sg_dma_address(sg);
+		*buf = (u32)scb->dma_h_bulkdata;
+		*len = sg_dma_len(sg);
+		return 0;
+	}
+
 	scsi_for_each_sg(cmd, sg, sgcnt, idx) {
 		if (adapter->has_64bit_addr) {
 			scb->sgl64[idx].address = sg_dma_address(sg);