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arm: make sa1111_bus_type const 

Because driver core can properly handle constant struct bus_type,
move the sa1111_bus_type to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Signed-off-by: Adrian Barnaś <abarnas@google.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://patch.msgid.link/20250918134429.270814-1-abarnas@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
pull/1354/merge
Adrian Barnaś 2025-09-18 13:44:28 +00:00 committed by Greg Kroah-Hartman
parent 48d45ae4dd
commit 6db608171a
2 changed files with 2 additions and 2 deletions
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2
arch/arm/common/sa1111.c
View File

@ -1371,7 +1371,7 @@ static void sa1111_bus_remove(struct device *dev)
drv->remove(sadev);
}
struct bus_type sa1111_bus_type = {
const struct bus_type sa1111_bus_type = {
.name = "sa1111-rab",
.match = sa1111_match,
.probe = sa1111_bus_probe,

2
arch/arm/include/asm/hardware/sa1111.h
View File

@ -368,7 +368,7 @@
extern struct bus_type sa1111_bus_type;
extern const struct bus_type sa1111_bus_type;
#define SA1111_DEVID_SBI (1 << 0)
#define SA1111_DEVID_SK (1 << 1)