From 1c8efbdd512223c7ab77fa9a02de00f8e1b25ac5 Mon Sep 17 00:00:00 2001
From: yidong0635 <dongx.yi@intel.com>
Date: Wed, 15 May 2019 09:33:51 -0400
Subject: [PATCH] lib/ftl:fix scanbuild error in ftl_anm.c

Here we should consider about that ctrlr may be NULL,
so add assert here.

Change-Id: If4c8b2c6382ae6fdad541168d2e2b856fb5b8182
Signed-off-by: yidong0635 <dongx.yi@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/454546
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
---
 lib/ftl/ftl_anm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/ftl/ftl_anm.c b/lib/ftl/ftl_anm.c
index 58b6fe7455..50311ffc2c 100644
--- a/lib/ftl/ftl_anm.c
+++ b/lib/ftl/ftl_anm.c
@@ -402,7 +402,7 @@ ftl_anm_unregister_device(struct spdk_ftl_dev *dev)
 
 	pthread_mutex_lock(&g_anm.lock);
 	ctrlr = ftl_anm_find_ctrlr(&g_anm, dev->ctrlr);
-
+	assert(ctrlr != NULL);
 	pthread_mutex_lock(&ctrlr->lock);
 
 	LIST_FOREACH_SAFE(poller, &ctrlr->pollers, list_entry, temp_poller) {