net: sh_eth: Remove unnecessary return

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 1bc44a8..8d3dac2 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -94,7 +94,6 @@
 	if (port_info->tx_desc_cur >= port_info->tx_desc_base + NUM_TX_DESC)
 		port_info->tx_desc_cur = port_info->tx_desc_base;
 
-	return ret;
 err:
 	return ret;
 }