[Intel-gfx] [PATCH 1/8] drm/i915/selftests: Fixup sparse __user annotation on local var

Chris Wilson chris at chris-wilson.co.uk
Mon Jan 6 10:22:20 UTC 2020


The local var does not need the __user as it exists on the kernel stack
and not a pointer into the __user address space.

drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c:989:9: warning: dereference of noderef expression
drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c:990:13: warning: dereference of noderef expression

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
index e9e8f62c1185..ef7c74cff28a 100644
--- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
+++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
@@ -958,8 +958,9 @@ static int __igt_mmap_gpu(struct drm_i915_private *i915,
 {
 	struct intel_engine_cs *engine;
 	struct i915_mmap_offset *mmo;
-	u32 __user *ux, bbe;
 	unsigned long addr;
+	u32 __user *ux;
+	u32 bbe;
 	int err;
 
 	/*
-- 
2.25.0.rc1



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