Thread (11 messages) flat view 11 messages, 3 authors, 2014-07-09
STALE4418d REVIEWED: 1 (0M)

1 review trailer.

[PATCH C 6/7] net: fec: remove useless status check in tx reap path

From: Russell King <hidden>
Date: 2014-07-08 12:02:04
Also in: linux-arm-kernel
Subsystem: freescale imx / mxc fec driver, networking drivers, the rest · Maintainers: Wei Fang, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Remove a useless status check in the transmit reap path - we have
already checked that the BD_ENET_TX_READY bit is clear, and as the
hardware only ever clears this bit, there is no way this test can ever
be true.

Acked-by: Fugang Duan <redacted>
Signed-off-by: Russell King <redacted>
---
 drivers/net/ethernet/freescale/fec_main.c | 3 ---
 1 file changed, 3 deletions(-)
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 09fcdc768931..8679c919419c 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1133,9 +1133,6 @@ fec_enet_tx(struct net_device *ndev)
 			skb_tstamp_tx(skb, &shhwtstamps);
 		}
 
-		if (status & BD_ENET_TX_READY)
-			netdev_err(ndev, "HEY! Enet xmit interrupt and TX_READY\n");
-
 		/* Deferred means some collisions occurred during transmit,
 		 * but we eventually sent the packet OK.
 		 */
-- 
1.8.3.1
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