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drm/udl: Use NULL instead of 0 for pointers 

Fixes the following sparse warnings:
drivers/gpu/drm/udl/udl_transfer.c:129:50:
drivers/gpu/drm/udl/udl_transfer.c:130:50:
drivers/gpu/drm/udl/udl_transfer.c:131:45:
drivers/gpu/drm/udl/udl_transfer.c:132:61:
warning: Using plain integer as NULL pointer

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Sachin Kamat 2012-09-22 06:22:17 +00:00 committed by Dave Airlie
parent 8c98449ad3
commit 74401b1dd3
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/udl/udl_transfer.c
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@ -126,10 +126,10 @@ static void udl_compress_hline16(
while ((pixel_end > pixel) &&
(cmd_buffer_end - MIN_RLX_CMD_BYTES > cmd)) {
uint8_t *raw_pixels_count_byte = 0;
uint8_t *cmd_pixels_count_byte = 0;
const u8 *raw_pixel_start = 0;
const u8 *cmd_pixel_start, *cmd_pixel_end = 0;
uint8_t *raw_pixels_count_byte = NULL;
uint8_t *cmd_pixels_count_byte = NULL;
const u8 *raw_pixel_start = NULL;
const u8 *cmd_pixel_start, *cmd_pixel_end = NULL;
prefetchw((void *) cmd); /* pull in one cache line at least */