crypto: cavium - clean up clang warning on unread variable offset

The variable offset is being assigned and not being used; it should
be passed as the 2nd argument to call to function nitrox_write_csr
but has been omitted. Fix this.

Cleans up clang warning: Value stored to 'offset' is never read

Fixes: 14fa93cd ("crypto: cavium - Add support for CNN55XX adapters.")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/cavium/nitrox/nitrox_hal.c

@@ -126,7 +126,7 @@ void nitrox_config_pkt_input_rings(struct nitrox_device *ndev)
 		 * size and interrupt threshold.
 		 */
 		offset = NPS_PKT_IN_INSTR_BADDRX(i);
-		nitrox_write_csr(ndev, NPS_PKT_IN_INSTR_BADDRX(i), cmdq->dma);
+		nitrox_write_csr(ndev, offset, cmdq->dma);
 
 		/* configure ring size */
 		offset = NPS_PKT_IN_INSTR_RSIZEX(i);