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authorAdheer Chandravanshi <adheer.chandravanshi@qlogic.com>2013-04-05 07:06:07 -0400
committerJames Bottomley <JBottomley@Parallels.com>2013-04-11 16:49:58 -0700
commit37719c2a54caff1f3d7861a17e06327f74002bb2 (patch)
tree51119092bc6dc8f8733802ac3f5f492fb5eb9d1c /drivers/scsi/qla4xxx
parent039acc1e70ba354a430023c3c997f680d7c098b9 (diff)
[SCSI] qla4xxx: Restrict logout from boot target session using session id
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com> Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla4xxx')
-rw-r--r--drivers/scsi/qla4xxx/ql4_os.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 5f7a2bc32069..f82efcb82684 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -5916,6 +5916,14 @@ static int qla4xxx_sysfs_ddb_logout_sid(struct iscsi_cls_session *cls_sess)
goto exit_ddb_logout;
}
+ if (test_bit(DF_BOOT_TGT, &ddb_entry->flags)) {
+ ql4_printk(KERN_ERR, ha,
+ "%s: Logout from boot target entry is not permitted.\n",
+ __func__);
+ ret = -EPERM;
+ goto exit_ddb_logout;
+ }
+
options = LOGOUT_OPTION_CLOSE_SESSION;
if (qla4xxx_session_logout_ddb(ha, ddb_entry, options) == QLA_ERROR) {
ql4_printk(KERN_ERR, ha, "%s: Logout failed\n", __func__);