sfc: Removed casts to void

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 418f2e5..48aae47 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -265,7 +265,7 @@
 	napi_disable(&channel->napi_str);
 
 	/* Poll the channel */
-	(void) efx_process_channel(channel, efx->type->evq_size);
+	efx_process_channel(channel, efx->type->evq_size);
 
 	/* Ack the eventq. This may cause an interrupt to be generated
 	 * when they are reenabled */
@@ -1688,7 +1688,7 @@
 	if (method == RESET_TYPE_DISABLE) {
 		/* Reinitialise the device anyway so the driver unload sequence
 		 * can talk to the external SRAM */
-		(void) falcon_init_nic(efx);
+		falcon_init_nic(efx);
 		rc = -EIO;
 		goto fail4;
 	}