[evince] [libview] Do nothing if don't have a job_list yet

[Carlos Garcia Campos <carlosgc src gnome org>]

commit c502f231711ff5c0c5f3c4fdd15e9570d96b23a8
Author: Carlos Garcia Campos <carlosgc gnome org>
Date:   Wed Jun 2 11:47:18 2010 +0200

    [libview] Do nothing if don't have a job_list yet
    
    The job_list isn't created in the init anymore, so it might be NULL.

 libview/ev-pixbuf-cache.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/libview/ev-pixbuf-cache.c b/libview/ev-pixbuf-cache.c
index 1412236..42dd1de 100644
--- a/libview/ev-pixbuf-cache.c
+++ b/libview/ev-pixbuf-cache.c
@@ -869,6 +869,9 @@ ev_pixbuf_cache_clear (EvPixbufCache *pixbuf_cache)
 {
 	int i;
 
+	if (!pixbuf_cache->job_list)
+		return;
+
 	for (i = 0; i < pixbuf_cache->preload_cache_size; i++) {
 		dispose_cache_job_info (pixbuf_cache->prev_job + i, pixbuf_cache);
 		dispose_cache_job_info (pixbuf_cache->next_job + i, pixbuf_cache);
@@ -885,6 +888,9 @@ ev_pixbuf_cache_style_changed (EvPixbufCache *pixbuf_cache)
 {
 	gint i;
 
+	if (!pixbuf_cache->job_list)
+		return;
+
 	/* FIXME: doesn't update running jobs. */
 	for (i = 0; i < pixbuf_cache->preload_cache_size; i++) {
 		CacheJobInfo *job_info;