1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h
index 0ecfcd95f4c5..25a72e57a0cd 100644
--- a/drivers/firewire/core.h
+++ b/drivers/firewire/core.h
@@ -218,6 +218,7 @@ static inline bool is_next_generation(int new_generation, int old_generation)
 
 void fw_core_handle_request(struct fw_card *card, struct fw_packet *request);
 void fw_core_handle_response(struct fw_card *card, struct fw_packet *packet);
+int fw_get_response_length(struct fw_request *request);
 void fw_fill_response(struct fw_packet *response, u32 *request_header,
                       int rcode, void *payload, size_t length);
 void fw_send_phy_config(struct fw_card *card,