Messages in this thread Patch in this message | | | Date | Mon, 9 Oct 2006 18:13:23 +0900 | Subject | [PATCH] driver core: warn unused return value for internal functions | From | (Akinobu Mita) |
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This patch adds __must_check attribute to driver core internal functions (drivers/base/base.h)
Cc: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
drivers/base/base.h | 31 ++++++++++++++++--------------- 1 file changed, 16 insertions(+), 15 deletions(-)
Index: work-fault-inject/drivers/base/base.h =================================================================== --- work-fault-inject.orig/drivers/base/base.h 2006-10-09 15:06:23.000000000 +0900 +++ work-fault-inject/drivers/base/base.h 2006-10-09 15:09:30.000000000 +0900 @@ -1,35 +1,36 @@ +#include <linux/compiler.h> /* initialisation functions */ -extern int devices_init(void); -extern int buses_init(void); -extern int classes_init(void); -extern int firmware_init(void); +extern int __must_check devices_init(void); +extern int __must_check buses_init(void); +extern int __must_check classes_init(void); +extern int __must_check firmware_init(void); #ifdef CONFIG_SYS_HYPERVISOR -extern int hypervisor_init(void); +extern int __must_check hypervisor_init(void); #else static inline int hypervisor_init(void) { return 0; } #endif -extern int platform_bus_init(void); -extern int system_bus_init(void); -extern int cpu_dev_init(void); -extern int attribute_container_init(void); +extern int __must_check platform_bus_init(void); +extern int __must_check system_bus_init(void); +extern int __must_check cpu_dev_init(void); +extern int __must_check attribute_container_init(void); -extern int bus_add_device(struct device * dev); -extern int bus_attach_device(struct device * dev); +extern int __must_check bus_add_device(struct device * dev); +extern int __must_check bus_attach_device(struct device * dev); extern void bus_remove_device(struct device * dev); extern struct bus_type *get_bus(struct bus_type * bus); extern void put_bus(struct bus_type * bus); -extern int bus_add_driver(struct device_driver *); +extern int __must_check bus_add_driver(struct device_driver *); extern void bus_remove_driver(struct device_driver *); extern void driver_detach(struct device_driver * drv); -extern int driver_probe_device(struct device_driver *, struct device *); +extern int __must_check driver_probe_device(struct device_driver *, struct device *); extern void sysdev_shutdown(void); -extern int sysdev_suspend(pm_message_t state); -extern int sysdev_resume(void); +extern int __must_check sysdev_suspend(pm_message_t state); +extern int __must_check sysdev_resume(void); static inline struct class_device *to_class_dev(struct kobject *obj) { - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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