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path: root/drivers/video/fb_defio.c
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Diffstat (limited to 'drivers/video/fb_defio.c')
-rw-r--r--drivers/video/fb_defio.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index e6dafeddfa5..06060ccd3c2 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -202,6 +202,9 @@ void fb_deferred_io_cleanup(struct fb_info *info)
page = vmalloc_to_page(screen_base + i);
page->mapping = NULL;
}
+
+ info->fbops->fb_mmap = NULL;
+ mutex_destroy(&fbdefio->lock);
}
EXPORT_SYMBOL_GPL(fb_deferred_io_cleanup);