bnx2x: make bnx2x_close() static again

Commit 8304859a "bnx2x: add fan failure event handling" made the function
bnx2x_close() non-static unnecessarily. The function is not called from
other sources. Make it static again.
Signed-off-by: NMichal Schmidt <mschmidt@redhat.com>
Acked-by: NYuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/bnx2x/bnx2x.h

@@ -2078,8 +2078,6 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 #define BNX2X_VPD_LEN			128
 #define VENDOR_ID_LEN			4
 
-int bnx2x_close(struct net_device *dev);
-
 /* Congestion management fairness mode */
 #define CMNG_FNS_NONE		0
 #define CMNG_FNS_MINMAX		1

drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c

@@ -8711,6 +8711,8 @@ static void bnx2x_parity_recover(struct bnx2x *bp)
 	}
 }
 
+static int bnx2x_close(struct net_device *dev);
+
 /* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is
  * scheduled on a general queue in order to prevent a dead lock.
  */
@@ -10288,7 +10290,7 @@ static int bnx2x_open(struct net_device *dev)
 }
 
 /* called with rtnl_lock */
-int bnx2x_close(struct net_device *dev)
+static int bnx2x_close(struct net_device *dev)
 {
 	struct bnx2x *bp = netdev_priv(dev);