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authorSantosh Nayak <santoshprasadnayak@gmail.com>2012-03-19 16:56:27 +0100
committerJames Bottomley <JBottomley@Parallels.com>2012-04-23 20:25:50 +0200
commitfd00f7c1034391efa55bf87235a933fd76975af9 (patch)
tree4338a5c8d2c365f4b2b27499ee6cbabc27cb9da0 /drivers/scsi/pm8001
parentMerge branch 'for-3.4' of git://linux-nfs.org/~bfields/linux (diff)
downloadlinux-fd00f7c1034391efa55bf87235a933fd76975af9.tar.xz
linux-fd00f7c1034391efa55bf87235a933fd76975af9.zip
[SCSI] pm8001: fix endian issue with code optimization.
Data type of the 'tag' field of 'fw_flash_Update_resp' should be __le32. Data type of 'pHeader' should be __le32. Remove 2nd cast to 'piomb'. Signed-off-by: Santosh Nayak <santoshprasadnayak@gmail.com> Acked-by: Jack Wang <jack_wang@usish.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/pm8001')
-rw-r--r--drivers/scsi/pm8001/pm8001_hwi.c6
-rw-r--r--drivers/scsi/pm8001/pm8001_hwi.h2
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
index 9d82ee5c10de..2da0accf1a51 100644
--- a/drivers/scsi/pm8001/pm8001_hwi.c
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -3357,7 +3357,7 @@ mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
struct fw_control_ex fw_control_context;
struct fw_flash_Update_resp *ppayload =
(struct fw_flash_Update_resp *)(piomb + 4);
- u32 tag = ppayload->tag;
+ u32 tag = le32_to_cpu(ppayload->tag);
struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
status = le32_to_cpu(ppayload->status);
memcpy(&fw_control_context,
@@ -3703,8 +3703,8 @@ static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb)
*/
static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
- u32 pHeader = (u32)*(u32 *)piomb;
- u8 opc = (u8)(pHeader & 0xFFF);
+ __le32 pHeader = *(__le32 *)piomb;
+ u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF);
PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:"));
diff --git a/drivers/scsi/pm8001/pm8001_hwi.h b/drivers/scsi/pm8001/pm8001_hwi.h
index 1a4611eb0321..d437309cb1e1 100644
--- a/drivers/scsi/pm8001/pm8001_hwi.h
+++ b/drivers/scsi/pm8001/pm8001_hwi.h
@@ -599,7 +599,7 @@ struct fw_flash_Update_req {
*
*/
struct fw_flash_Update_resp {
- dma_addr_t tag;
+ __le32 tag;
__le32 status;
u32 reserved[13];
} __attribute__((packed, aligned(4)));