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[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>
This commit is contained in:
Adheer Chandravanshi 2013-04-05 07:06:07 -04:00 committed by James Bottomley
parent 039acc1e70
commit 37719c2a54
1 changed files with 8 additions and 0 deletions
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8
drivers/scsi/qla4xxx/ql4_os.c
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@ -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__);