From db89b4f0dbab837d0f3de2c3e9427a8d5393afa3 Mon Sep 17 00:00:00 2001 From: Pavel Machek Date: Mon, 22 Sep 2008 14:37:34 -0700 Subject: ACPI: catch calls of acpi_driver_data on pointer of wrong type Catch attempts to use of acpi_driver_data on pointers of wrong type. akpm: rewritten to use proper C typechecking and remove the "function"-used-as-lvalue thing. Signed-off-by: Pavel Machek Signed-off-by: Andrew Morton Signed-off-by: Len Brown --- include/acpi/acpi_bus.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'include/acpi') diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index a5ac0bc7f52..47682465f1f 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -300,7 +300,11 @@ struct acpi_device { enum acpi_bus_removal_type removal_type; /* indicate for different removal type */ }; -#define acpi_driver_data(d) ((d)->driver_data) +static inline void *acpi_driver_data(struct acpi_device *d) +{ + return d->driver_data; +} + #define to_acpi_device(d) container_of(d, struct acpi_device, dev) #define to_acpi_driver(d) container_of(d, struct acpi_driver, drv) -- cgit v1.2.3