--- drivers/media/video/msm/msm_vfe32.h

+++ drivers/media/video/msm/msm_vfe32.h

@@ -919,6 +919,7 @@ struct vfe32_ctrl_type {

uint32_t extlen;

void *extdata;

+ struct mutex vfe_lock;

int8_t start_ack_pending;

int8_t stop_ack_pending;