[PATCH 5.4 164/259] driver core: Cast to (void *) with __force for __percpu pointer

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5.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

[ Upstream commit d7aa44f5a1f86cb40659eef06035d8d92604b9d5 ]

Sparse is not happy:

  drivers/base/devres.c:1230:9: warning: cast removes address space '__percpu' of expression

Use __force attribute to make it happy.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20210401171030.60527-1-andriy.shevchenko@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Stable-dep-of: bd50a974097b ("devres: Fix memory leakage caused by driver API devm_free_percpu()")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/base/devres.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/base/devres.c b/drivers/base/devres.c
index 0bbb328bd17f8..e8ad6a41ad4ce 100644
--- a/drivers/base/devres.c
+++ b/drivers/base/devres.c
@@ -1112,6 +1112,6 @@ EXPORT_SYMBOL_GPL(__devm_alloc_percpu);
 void devm_free_percpu(struct device *dev, void __percpu *pdata)
 {
 	WARN_ON(devres_destroy(dev, devm_percpu_release, devm_percpu_match,
-			       (void *)pdata));
+			       (__force void *)pdata));
 }
 EXPORT_SYMBOL_GPL(devm_free_percpu);
-- 
2.43.0







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