buf_remove 646 drivers/staging/media/hantro/hantro_v4l2.c struct vb2_v4l2_buffer *(*buf_remove)(struct v4l2_m2m_ctx *)) buf_remove 653 drivers/staging/media/hantro/hantro_v4l2.c vbuf = buf_remove(ctx->fh.m2m_ctx);