[v1] amba: move to_amba_device() to use container_of_const

[PATCH RESEND] amba: move to_amba_device() to use container_of_const

Prathu Baronia posted 1 patch 2 years, 8 months ago

Diff against v1
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include/linux/amba/bus.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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[PATCH RESEND] amba: move to_amba_device() to use container_of_const

Posted by Prathu Baronia 2 years, 8 months ago

to_amba_device() now properly keeps the const-ness of the dev pointer
passed into it, while as before it could be lost.

Signed-off-by: Prathu Baronia <prathubaronia2011@gmail.com>
---
 include/linux/amba/bus.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h
index 5001e14c5c06..c60a6a14638c 100644
--- a/include/linux/amba/bus.h
+++ b/include/linux/amba/bus.h
@@ -107,7 +107,7 @@ enum amba_vendor {
 
 extern struct bus_type amba_bustype;
 
-#define to_amba_device(d)	container_of(d, struct amba_device, dev)
+#define to_amba_device(d)	container_of_const(d, struct amba_device, dev)
 
 #define amba_get_drvdata(d)	dev_get_drvdata(&d->dev)
 #define amba_set_drvdata(d,p)	dev_set_drvdata(&d->dev, p)
-- 
2.34.1