drm/ttm: add __user annotation in radeon_ttm_vram_read
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Message ID 20201024004706.24518-1-linux@rasmusvillemoes.dk
State New, archived
Headers show
  • drm/ttm: add __user annotation in radeon_ttm_vram_read
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Commit Message

Rasmus Villemoes Oct. 24, 2020, 12:47 a.m. UTC
Keep sparse happy by preserving the __user annotation when casting.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>

kernel test robot has already started spamming me due to 9c5743dff. If
I don't fix those warnings I'll keep getting those emails for
months, so let me do the easy ones.

 drivers/gpu/drm/radeon/radeon_ttm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff mbox series

diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 36150b7f31a90aa1eece..ecfe88b0a35d8f317712 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -1005,7 +1005,7 @@  static ssize_t radeon_ttm_vram_read(struct file *f, char __user *buf,
 		value = RREG32(RADEON_MM_DATA);
 		spin_unlock_irqrestore(&rdev->mmio_idx_lock, flags);
-		r = put_user(value, (uint32_t *)buf);
+		r = put_user(value, (uint32_t __user *)buf);
 		if (r)
 			return r;