From 440c9bec888f7e2f3eb2c76f32e8503d203624c0 Mon Sep 17 00:00:00 2001
From: Slava Monich <slava.monich@jolla.com>
Date: Fri, 12 May 2017 18:40:16 +0300
Subject: [PATCH] simfs: Prevent a crash in sim_fs_notify_file_watches

If no file watchers have ever been added, context->file_watches
is NULL and sim_fs_notify_file_watches() should take that into
account.
---
 src/simfs.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/simfs.c b/src/simfs.c
index 595dbadc..37a232a7 100644
--- a/src/simfs.c
+++ b/src/simfs.c
@@ -226,6 +226,9 @@ void sim_fs_notify_file_watches(struct sim_fs *fs, int id)
 		struct ofono_sim_context *context = l->data;
 		GSList *k;
 
+		if (context->file_watches == NULL)
+			continue;
+
 		for (k = context->file_watches->items; k; k = k->next) {
 			struct file_watch *w = k->data;
 			ofono_sim_file_changed_cb_t notify = w->item.notify;