From 81ec93fdcc754a286faa410f470b2af401ccd1e4 Mon Sep 17 00:00:00 2001
From: James Prestwood <prestwoj@gmail.com>
Date: Wed, 16 Oct 2019 15:29:44 -0700
Subject: [PATCH] anqp: fix potential NULL pointer dereference

---
 src/anqp.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/anqp.c b/src/anqp.c
index a47530ab..5e867656 100644
--- a/src/anqp.c
+++ b/src/anqp.c
@@ -287,6 +287,9 @@ uint32_t anqp_request(uint32_t ifindex, const uint8_t *addr,
 	uint32_t duration = 300;
 	struct netdev *netdev = netdev_find(ifindex);
 
+	if (!netdev)
+		return 0;
+
 	/*
 	 * TODO: Netdev dependencies will eventually be removed so we need
 	 * another way to figure out wiphy capabilities.