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authorAndy Grover <agrover@redhat.com>2013-03-04 13:52:08 -0800
committerNicholas Bellinger <nab@linux-iscsi.org>2013-04-25 01:05:22 -0700
commit5d358065daaed54e8cacf911ab9f9554a845bd00 (patch)
treed110512a40d2e6bb88a4489478bcd434324ed89b /drivers/target
parent98e2eeb31e4a0cd248af6a26290d5246b28488d8 (diff)
downloadlinux-5d358065daaed54e8cacf911ab9f9554a845bd00.tar.gz
target/iscsi: Use ISCSI_LOGIN_CURRENT/NEXT_STAGE macros
Fix bit-clearing in login_rsp->flags for case 0. Signed-off-by: Andy Grover <agrover@redhat.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/iscsi/iscsi_target_nego.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c
index 9d902aefe01..3cbdccd77e0 100644
--- a/drivers/target/iscsi/iscsi_target_nego.c
+++ b/drivers/target/iscsi/iscsi_target_nego.c
@@ -200,8 +200,8 @@ static int iscsi_target_check_login_request(
return -1;
}
- req_csg = (login_req->flags & ISCSI_FLAG_LOGIN_CURRENT_STAGE_MASK) >> 2;
- req_nsg = (login_req->flags & ISCSI_FLAG_LOGIN_NEXT_STAGE_MASK);
+ req_csg = ISCSI_LOGIN_CURRENT_STAGE(login_req->flags);
+ req_nsg = ISCSI_LOGIN_NEXT_STAGE(login_req->flags);
if (req_csg != login->current_stage) {
pr_err("Initiator unexpectedly changed login stage"
@@ -681,9 +681,9 @@ static int iscsi_target_do_login(struct iscsi_conn *conn, struct iscsi_login *lo
return -1;
}
- switch ((login_req->flags & ISCSI_FLAG_LOGIN_CURRENT_STAGE_MASK) >> 2) {
+ switch (ISCSI_LOGIN_CURRENT_STAGE(login_req->flags)) {
case 0:
- login_rsp->flags |= (0 & ISCSI_FLAG_LOGIN_CURRENT_STAGE_MASK);
+ login_rsp->flags &= ~ISCSI_FLAG_LOGIN_CURRENT_STAGE_MASK;
if (iscsi_target_handle_csg_zero(conn, login) < 0)
return -1;
break;
@@ -702,8 +702,7 @@ static int iscsi_target_do_login(struct iscsi_conn *conn, struct iscsi_login *lo
default:
pr_err("Illegal CSG: %d received from"
" Initiator, protocol error.\n",
- (login_req->flags & ISCSI_FLAG_LOGIN_CURRENT_STAGE_MASK)
- >> 2);
+ ISCSI_LOGIN_CURRENT_STAGE(login_req->flags));
break;
}
@@ -755,8 +754,7 @@ static int iscsi_target_locate_portal(
login->first_request = 1;
login->leading_connection = (!login_req->tsih) ? 1 : 0;
- login->current_stage =
- (login_req->flags & ISCSI_FLAG_LOGIN_CURRENT_STAGE_MASK) >> 2;
+ login->current_stage = ISCSI_LOGIN_CURRENT_STAGE(login_req->flags);
login->version_min = login_req->min_version;
login->version_max = login_req->max_version;
memcpy(login->isid, login_req->isid, 6);