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Subject[PATCH 1/4] scsi: megaraid_sas - Rollback the sense info implementation
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Date
Rollback the sense info implementation

Signed-off-by Bo Yang<bo.yang@lsi.com>

---
drivers/scsi/megaraid/megaraid_sas.c | 11 +++++------
1 files changed, 5 insertions(+), 6 deletions(-)

diff -rupN linux-2.6.24_orig/drivers/scsi/megaraid/megaraid_sas.c linux-2.6.24_new/drivers/scsi/megaraid/megaraid_sas.c
--- linux-2.6.24_orig/drivers/scsi/megaraid/megaraid_sas.c 2008-03-07 10:59:53.000000000 -0500
+++ linux-2.6.24_new/drivers/scsi/megaraid/megaraid_sas.c 2008-03-17 13:47:08.000000000 -0400
@@ -2909,7 +2909,6 @@ megasas_mgmt_fw_ioctl(struct megasas_ins
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_ins
*/
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;


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