crypto: hisilicon/zip - fix static check warning

#define GZIP_HEAD_FLG_SHIFT			3

#define GZIP_HEAD_FEXTRA_SHIFT			10

#define GZIP_HEAD_FEXTRA_XLEN			2

#define GZIP_HEAD_FEXTRA_XLEN			2UL

#define GZIP_HEAD_FHCRC_SIZE			2

#define HZIP_GZIP_HEAD_BUF			256

struct hisi_zip_req {

	struct acomp_req *req;

	int sskip;

	int dskip;

	u32 sskip;

	u32 dskip;

	struct hisi_acc_hw_sgl *hw_src;

	struct hisi_acc_hw_sgl *hw_dst;

	dma_addr_t dma_src;

	dma_addr_t dma_dst;

	int req_id;

	u16 req_id;

};

struct hisi_zip_req_q {

static void hisi_zip_fill_sqe(struct hisi_zip_sqe *sqe, u8 req_type,

			      dma_addr_t s_addr, dma_addr_t d_addr, u32 slen,

			      u32 dlen, int sskip, int dskip)

			      u32 dlen, u32 sskip, u32 dskip)

{

	memset(sqe, 0, sizeof(struct hisi_zip_sqe));

		return head_size;

	}

	req = hisi_zip_create_req(acomp_req, qp_ctx, (size_t)head_size, true);

	req = hisi_zip_create_req(acomp_req, qp_ctx, head_size, true);

	if (IS_ERR(req))

		return PTR_ERR(req);