#ifdef CONFIG_ATH79_ROUTERBOOT
int routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,
u8 **tag_data, u16 *tag_len);
#ifdef CONFIG_ATH79_ROUTERBOOT
int routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,
u8 **tag_data, u16 *tag_len);
#else
static inline int
routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,
#else
static inline int
routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,