[U-Boot] [PATCH] net: macb: fix the building warning

[Bo Shen]

fix the following building warning
---8>---
macb.c: In function 'macb_init':
macb.c:400:14: warning: 'phydev' may be used uninitialized in this function
macb.c:377:21: note: 'phydev' was declared here
---<8---

Signed-off-by: Bo Shen <voice.shen at atmel.com>

---
 drivers/net/macb.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 1f7cc32..90ae42d 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -374,7 +374,7 @@ static int macb_phy_init(struct macb_device *macb)
 {
 	struct eth_device *netdev = &macb->netdev;
 #ifdef CONFIG_PHYLIB
-	struct phy_device *phydev;
+	struct phy_device *phydev = NULL;
 #endif
 	u32 ncfgr;
 	u16 phy_id, status, adv, lpa;
-- 
1.7.9.5