@@ -6,6 +6,7 @@
extern struct mutex pnp_lock;
extern const struct attribute_group *pnp_dev_groups[];
+extern const struct bus_type pnp_bus_type;
int pnp_register_protocol(struct pnp_protocol *protocol);
void pnp_unregister_protocol(struct pnp_protocol *protocol);
@@ -435,8 +435,6 @@ struct pnp_protocol {
#define protocol_for_each_dev(protocol, dev) \
list_for_each_entry(dev, &(protocol)->devices, protocol_list)
-extern const struct bus_type pnp_bus_type;
-
#if defined(CONFIG_PNP)
/* device management */
The pnp_bus_type is defined only when CONFIG_PNP=y, while being not guarded by ifdeffery in the header. Moreover, it's not used outside of the PNP code. Move it to the internal header to make sure no-one will try to (ab)use it. Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com> --- drivers/pnp/base.h | 1 + include/linux/pnp.h | 2 -- 2 files changed, 1 insertion(+), 2 deletions(-)