video: udlfb: Use NULL instead of 0

new_back is a pointer. Use NULL instead of 0.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Bernie Thompson <bernie@plugable.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

diff --git a/drivers/video/udlfb.c b/drivers/video/udlfb.c
index d2e5bc3cf9696f4b1ab9785f10ff0a56c102a41a..025f14e30eed27d8f77b6e9c9522be802a77ebc8 100644 (file)
--- a/drivers/video/udlfb.c
+++ b/drivers/video/udlfb.c
@@ -1166,7 +1166,7 @@ static int dlfb_realloc_framebuffer(struct dlfb_data *dev, struct fb_info *info)
        int new_len;
        unsigned char *old_fb = info->screen_base;
        unsigned char *new_fb;
-       unsigned char *new_back = 0;
+       unsigned char *new_back = NULL;
 
        pr_warn("Reallocating framebuffer. Addresses will change!\n");