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path: root/drivers/scsi/libiscsi.c
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Diffstat (limited to 'drivers/scsi/libiscsi.c')
-rw-r--r--drivers/scsi/libiscsi.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 7c76a989b218..7e6e031cc41b 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -1287,13 +1287,18 @@ iscsi_session_setup(struct iscsi_transport *iscsit,
1287 if (scsi_add_host(shost, NULL)) 1287 if (scsi_add_host(shost, NULL))
1288 goto add_host_fail; 1288 goto add_host_fail;
1289 1289
1290 if (!try_module_get(iscsit->owner))
1291 goto cls_session_fail;
1292
1290 cls_session = iscsi_create_session(shost, iscsit, 0); 1293 cls_session = iscsi_create_session(shost, iscsit, 0);
1291 if (!cls_session) 1294 if (!cls_session)
1292 goto cls_session_fail; 1295 goto module_put;
1293 *(unsigned long*)shost->hostdata = (unsigned long)cls_session; 1296 *(unsigned long*)shost->hostdata = (unsigned long)cls_session;
1294 1297
1295 return cls_session; 1298 return cls_session;
1296 1299
1300module_put:
1301 module_put(iscsit->owner);
1297cls_session_fail: 1302cls_session_fail:
1298 scsi_remove_host(shost); 1303 scsi_remove_host(shost);
1299add_host_fail: 1304add_host_fail:
@@ -1325,6 +1330,7 @@ void iscsi_session_teardown(struct iscsi_cls_session *cls_session)
1325 1330
1326 iscsi_destroy_session(cls_session); 1331 iscsi_destroy_session(cls_session);
1327 scsi_host_put(shost); 1332 scsi_host_put(shost);
1333 module_put(cls_session->transport->owner);
1328} 1334}
1329EXPORT_SYMBOL_GPL(iscsi_session_teardown); 1335EXPORT_SYMBOL_GPL(iscsi_session_teardown);
1330 1336