Fix crash when building error page -- fetch will be NULL, so fetch_get_referer will fail.

svn path=/trunk/netsurf/; revision=3476

1 files changed, 2 insertions, 0 deletions

diff --git a/content/fetch.c b/content/fetch.c
index 6c9145560..f49bbb3cc 100644
--- a/content/fetch.c
+++ b/content/fetch.c
@@ -533,6 +533,8 @@ long fetch_http_code(struct fetch *fetch)
  */
 const char *fetch_get_referer(struct fetch *fetch)
 {
+	assert(fetch);
+
 	return fetch->referer;
 }