linux-kernel - [PATCH 5/8] scsi: megaraid_sas - using unsigned long for sense

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 26 Sep 2007 11:41:07 -0400
From:	bo yang <bo.yang@....com>
To:	linux-scsi@...r.kernel.org
Cc:	James.Bottomley@...elEye.com, akpm@...l.org,
	linux-kernel@...r.kernel.org, Bo.yang@....com, Sumant.patro@....com
Subject: [PATCH 5/8] scsi: megaraid_sas - using unsigned long for
	sense_buff ptr

MegaRAID utilities expect sense_buff to be of type unsigned long.

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

---
 drivers/scsi/megaraid/megaraid_sas.c |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

diff -uprN linux-2.6.22_orig/drivers/scsi/megaraid/megaraid_sas.c linux-2.6.22_new/drivers/scsi/megaraid/megaraid_sas.c
--- linux-2.6.22_orig/drivers/scsi/megaraid/megaraid_sas.c	2007-09-27 04:41:39.000000000 -0700
+++ linux-2.6.22_new/drivers/scsi/megaraid/megaraid_sas.c	2007-09-27 04:50:14.000000000 -0700
@@ -2969,6 +2969,7 @@ 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));
 
@@ -3073,14 +3074,16 @@ megasas_mgmt_fw_ioctl(struct megasas_ins
 	 */
 	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;
 		}

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/