caif: Fix recieve/receive typo

Just spelling fixes.

Actually, a twofer with vaiables/variables as well.
Signed-off-by: NJoe Perches <joe@perches.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/caif/caif_hsi.c

@@ -988,7 +988,7 @@ int cfhsi_probe(struct platform_device *pdev)
 		goto err_alloc_rx;
 	}
 
-	/* Initialize recieve vaiables. */
+	/* Initialize receive variables. */
 	cfhsi->rx_ptr = cfhsi->rx_buf;
 	cfhsi->rx_len = CFHSI_DESC_SZ;