[SCSI] megaraid_sas: rollback the sense info implementation

Sense buffer ptr data type in the ioctl path is reverted back to u32 *
as in previous versions of driver.

Signed-off-by Bo Yang<bo.yang@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 77a62a1..4014225 100644 (file)
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -2909,7 +2909,6 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance,
        void *sense = NULL;
        dma_addr_t sense_handle;
        u32 *sense_ptr;
-       unsigned long *sense_buff;
 
        memset(kbuff_arr, 0, sizeof(kbuff_arr));
 
@@ -3014,14 +3013,14 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance,
         */
        if (ioc->sense_len) {
                /*
-                * sense_buff points to the location that has the user
+                * sense_ptr points to the location that has the user
                 * sense buffer address
                 */
-               sense_buff = (unsigned long *) ((unsigned long)ioc->frame.raw +
-                                                               ioc->sense_off);
+               sense_ptr = (u32 *) ((unsigned long)ioc->frame.raw +
+                                    ioc->sense_off);
 
-               if (copy_to_user((void __user *)(unsigned long)(*sense_buff),
-                               sense, ioc->sense_len)) {
+               if (copy_to_user((void __user *)((unsigned long)(*sense_ptr)),
+                                sense, ioc->sense_len)) {
                        printk(KERN_ERR "megasas: Failed to copy out to user "
                                        "sense data\n");
                        error = -EFAULT;