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-rw-r--r--drivers/target/iscsi/iscsi_target_auth.c8
-rw-r--r--drivers/target/iscsi/iscsi_target_nego.c10
2 files changed, 12 insertions, 6 deletions
diff --git a/drivers/target/iscsi/iscsi_target_auth.c b/drivers/target/iscsi/iscsi_target_auth.c
index a5b72968f356..c8a248bd11be 100644
--- a/drivers/target/iscsi/iscsi_target_auth.c
+++ b/drivers/target/iscsi/iscsi_target_auth.c
@@ -416,7 +416,13 @@ static int chap_server_compute_hash(
/*
* Get CHAP_I.
*/
- if (extract_param(nr_in_ptr, "CHAP_I", 10, identifier, &type) < 0) {
+ ret = extract_param(nr_in_ptr, "CHAP_I", 10, identifier, &type);
+ if (ret == -ENOENT) {
+ pr_debug("Could not find CHAP_I. Initiator uses One way authentication.\n");
+ auth_ret = 0;
+ goto out;
+ }
+ if (ret < 0) {
pr_err("Could not find CHAP_I.\n");
goto out;
}
diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c
index a167fab80588..f2919319ad38 100644
--- a/drivers/target/iscsi/iscsi_target_nego.c
+++ b/drivers/target/iscsi/iscsi_target_nego.c
@@ -62,15 +62,15 @@ int extract_param(
int len;
if (!in_buf || !pattern || !out_buf || !type)
- return -1;
+ return -EINVAL;
ptr = strstr(in_buf, pattern);
if (!ptr)
- return -1;
+ return -ENOENT;
ptr = strstr(ptr, "=");
if (!ptr)
- return -1;
+ return -EINVAL;
ptr += 1;
if (*ptr == '0' && (*(ptr+1) == 'x' || *(ptr+1) == 'X')) {
@@ -84,12 +84,12 @@ int extract_param(
len = strlen_semi(ptr);
if (len < 0)
- return -1;
+ return -EINVAL;
if (len >= max_length) {
pr_err("Length of input: %d exceeds max_length:"
" %d\n", len, max_length);
- return -1;
+ return -EINVAL;
}
memcpy(out_buf, ptr, len);
out_buf[len] = '\0';