From 911f4869eb334cb397c9c40c4b8893fcd93880ed Mon Sep 17 00:00:00 2001
From: Jani Nikula <jani.nikula@intel.com>
Date: Thu, 15 Sep 2016 16:28:55 +0300
Subject: [PATCH] drm/i915: use NULL for NULL pointers
Fix sparse warning:
drivers/gpu/drm/i915/i915_cmd_parser.c:987:72: warning: Using plain
integer as NULL pointer
Fixes: 52a42cec4b70 ("drm/i915/cmdparser: Accelerate copies from WC memory")
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1473946137-1931-4-git-send-email-jani.nikula@intel.com
---
drivers/gpu/drm/i915/i915_cmd_parser.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
index 3c72b3b103e7d..70980f82a15b3 100644
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -984,7 +984,7 @@ static u32 *copy_batch(struct drm_i915_gem_object *dst_obj,
src = ERR_PTR(-ENODEV);
if (src_needs_clflush &&
- i915_memcpy_from_wc((void *)(uintptr_t)batch_start_offset, 0, 0)) {
+ i915_memcpy_from_wc((void *)(uintptr_t)batch_start_offset, NULL, 0)) {
src = i915_gem_object_pin_map(src_obj, I915_MAP_WC);
if (!IS_ERR(src)) {
i915_memcpy_from_wc(dst,
--
2.30.2