[SCSI] megaraid_sas: use unsigned long for sense_buff ptr

MegaRAID utilities expect sense_buff to be of type unsigned long.

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

1 files changed, 8 insertions, 5 deletions

diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 7eefbe0681d6..a58ad61aa36a 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -2825,6 +2825,7 @@ 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));
 
@@ -2929,14 +2930,16 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance,
          */
         if (ioc->sense_len) {
                 /*
-                 * sense_ptr points to the location that has the user
+                 * sense_buff points to the location that has the user
                  * sense buffer address
                  */
-                sense_ptr = (u32 *) ((unsigned long)ioc->frame.raw +
-                                     ioc->sense_off);
+                sense_buff = (unsigned long *) ((unsigned long)ioc->frame.raw +
+                                                                ioc->sense_off);
 
-                if (copy_to_user((void __user *)((unsigned long)(*sense_ptr)),
-                                 sense, ioc->sense_len)) {
+                if (copy_to_user((void __user *)(unsigned long)(*sense_buff),
+                                sense, ioc->sense_len)) {
+                        printk(KERN_ERR "megasas: Failed to copy out to user "
+                                        "sense data\n");
                         error = -EFAULT;
                         goto out;
                 }