drm/i915: make sparse happy for the new vlv mmio read function
It doesn't like that we assign 0 to a pointer, it wants the real NULL.
On closer look that initialization is actually bogus, and the compiler
can easily see that we never use it unitialized. So let's just drop
this.
Cc: Deepak S <deepak.s@intel.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index a7c6de7d..d511e00 100644
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -479,7 +479,7 @@
static u##x \
vlv_read##x(struct drm_i915_private *dev_priv, off_t reg, bool trace) { \
unsigned fwengine = 0; \
- unsigned *fwcount = 0; \
+ unsigned *fwcount; \
REG_READ_HEADER(x); \
if (FORCEWAKE_VLV_RENDER_RANGE_OFFSET(reg)) { \
fwengine = FORCEWAKE_RENDER; \