[Linux-stm32] [PATCH] net: stmmac: remove variable 'ret' set but not used

[Chen Wandun]

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/net/ethernet/stmicro/stmmac/stmmac_main.c: In function stmmac_rx_buf1_len:
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3460:6: warning: variable ret set but not used [-Wunused-but-set-variable]

Signed-off-by: Chen Wandun <chenwandun at huawei.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 39b4efd..7003a30 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3457,7 +3457,7 @@ static unsigned int stmmac_rx_buf1_len(struct stmmac_priv *priv,
 				       struct dma_desc *p,
 				       int status, unsigned int len)
 {
-	int ret, coe = priv->hw->rx_csum;
+	int coe = priv->hw->rx_csum;
 	unsigned int plen = 0, hlen = 0;
 
 	/* Not first descriptor, buffer is always zero */
@@ -3465,7 +3465,7 @@ static unsigned int stmmac_rx_buf1_len(struct stmmac_priv *priv,
 		return 0;
 
 	/* First descriptor, get split header length */
-	ret = stmmac_get_rx_header_len(priv, p, &hlen);
+	stmmac_get_rx_header_len(priv, p, &hlen);
 	if (priv->sph && hlen) {
 		priv->xstats.rx_split_hdr_pkt_n++;
 		return hlen;
-- 
2.7.4