3.5.7.9 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Andy Grover <[email protected]>

commit 7ac9ad11b2a5cf77a92b58ee6b672ad2fa155eb1 upstream.

See https://bugzilla.redhat.com/show_bug.cgi?id=916290

Used a temp var since we take its address in sg_init_one.

Signed-off-by: Andy Grover <[email protected]>
Signed-off-by: Nicholas Bellinger <[email protected]>
Signed-off-by: Luis Henriques <[email protected]>
---
 drivers/target/iscsi/iscsi_target_auth.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/target/iscsi/iscsi_target_auth.c 
b/drivers/target/iscsi/iscsi_target_auth.c
index db0cf7c..a0fc7b9 100644
--- a/drivers/target/iscsi/iscsi_target_auth.c
+++ b/drivers/target/iscsi/iscsi_target_auth.c
@@ -166,6 +166,7 @@ static int chap_server_compute_md5(
 {
        char *endptr;
        unsigned long id;
+       unsigned char id_as_uchar;
        unsigned char digest[MD5_SIGNATURE_SIZE];
        unsigned char type, response[MD5_SIGNATURE_SIZE * 2 + 2];
        unsigned char identifier[10], *challenge = NULL;
@@ -355,7 +356,9 @@ static int chap_server_compute_md5(
                goto out;
        }
 
-       sg_init_one(&sg, &id, 1);
+       /* To handle both endiannesses */
+       id_as_uchar = id;
+       sg_init_one(&sg, &id_as_uchar, 1);
        ret = crypto_hash_update(&desc, &sg, 1);
        if (ret < 0) {
                pr_err("crypto_hash_update() failed for id\n");
-- 
1.8.1.2

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