We should be unmapping "page" instead of "s". This code originally used
kmap_atomic() before it was changed to kmap(). The two mapping
functions are different which leads to this common mistake.
Fixes: 3e749f5199e1 ("drm/i915: Avoid atomic context for error capture")
Signed-off-by: Dan Carpenter <[email protected]>
---
drivers/gpu/drm/i915/i915_gpu_error.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c
b/drivers/gpu/drm/i915/i915_gpu_error.c
index 3c85cb0ee99f..6fe23446303b 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -1045,7 +1045,7 @@ i915_error_object_create(struct drm_i915_private *i915,
s = kmap(page);
ret = compress_page(compress, s, dst);
- kunmap(s);
+ kunmap(page);
drm_clflush_pages(&page, 1);
--
2.11.0
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