From b10c36a57552f03582c0ab3ece04f3cce791922d Mon Sep 17 00:00:00 2001
From: bo yang <bo.yang@lsi.com>
Date: Fri, 9 Nov 2007 04:28:47 -0500
Subject: [PATCH] [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>
---
drivers/scsi/megaraid/megaraid_sas.c | 13 ++++++++-----
1 file 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;
}
--
GitLab