From aab22e594cd67cd869770fc3ae0b172a25786a27 Mon Sep 17 00:00:00 2001
From: mdankov <mdankov@ffa7fe5e-494d-0410-b361-a75ebd5db220>
Date: Wed, 13 Aug 2014 17:22:34 +0000
Subject: Fix:core:Do not crash when navit.layout or navit.layout_name is
 attempted to be set to NULL.

git-svn-id: http://svn.code.sf.net/p/navit/code/trunk/navit@5869 ffa7fe5e-494d-0410-b361-a75ebd5db220
---
 navit/navit.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'navit/navit.c')

diff --git a/navit/navit.c b/navit/navit.c
index 0a5c2f39d..243055b33 100644
--- a/navit/navit.c
+++ b/navit/navit.c
@@ -2429,6 +2429,8 @@ navit_set_attr_do(struct navit *this_, struct attr *attr, int init)
 		this_->vehicle->follow_curr = attr->u.num;
 		break;
 	case attr_layout:
+		if(!attr->u.layout)
+			return 0;
 		if(this_->layout_current!=attr->u.layout) {
 			this_->layout_current=attr->u.layout;
 			graphics_font_destroy_all(this_->gra);
@@ -2439,6 +2441,8 @@ navit_set_attr_do(struct navit *this_, struct attr *attr, int init)
 		}
 		break;
 	case attr_layout_name:
+		if(!attr->u.str)
+			return 0;
 		l=this_->layouts;
 		while (l) {
 			lay=l->data;
-- 
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