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Commit 8823abed authored by Shivasharan S's avatar Shivasharan S Committed by Martin K. Petersen
Browse files

scsi: megaraid_sas: Fix endianness issues in DCMD handling 



Signed-off-by: default avatarKashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: default avatarShivasharan S <shivasharan.srikanteshwara@broadcom.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.com>
Reviewed-by: default avatarTomas Henzl <thenzl@redhat.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 690e9c38

drivers/scsi/megaraid/megaraid_sas_base.c

+5 −4
Original line number Diff line number Diff line
@@ -6866,6 +6866,7 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, 
	void *sense = NULL;

	dma_addr_t sense_handle;

	unsigned long *sense_ptr;

	u32 opcode;



	memset(kbuff_arr, 0, sizeof(kbuff_arr));
@@ -6893,15 +6894,16 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, 
	cmd->frame->hdr.flags &= cpu_to_le16(~(MFI_FRAME_IEEE |

					       MFI_FRAME_SGL64 |

					       MFI_FRAME_SENSE64));

	opcode = le32_to_cpu(cmd->frame->dcmd.opcode);



	if (cmd->frame->dcmd.opcode == MR_DCMD_CTRL_SHUTDOWN) {

	if (opcode == MR_DCMD_CTRL_SHUTDOWN) {

		if (megasas_get_ctrl_info(instance) != DCMD_SUCCESS) {

			megasas_return_cmd(instance, cmd);

			return -1;

		}

	}



	if (cmd->frame->dcmd.opcode == MR_DRIVER_SET_APP_CRASHDUMP_MODE) {

	if (opcode == MR_DRIVER_SET_APP_CRASHDUMP_MODE) {

		error = megasas_set_crash_dump_params_ioctl(cmd);

		megasas_return_cmd(instance, cmd);

		return error;
@@ -6975,8 +6977,7 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, 
		cmd->sync_cmd = 0;

		dev_err(&instance->pdev->dev,

			"return -EBUSY from %s %d opcode 0x%x cmd->cmd_status_drv 0x%x\n",

			__func__, __LINE__, cmd->frame->dcmd.opcode,

			cmd->cmd_status_drv);

			__func__, __LINE__, opcode,	cmd->cmd_status_drv);

		return -EBUSY;

	}