From eedc3554fe4b8161c8327efb0d40d095cf55874c Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sun, 10 Feb 2013 12:31:36 +0000
Subject: [PATCH] generic: b53: fix reverted error check in probe
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b53_switch_detect returns value returned by b53_read8, which is 0 for
success. So fail (and return error) only if b53_switch_detect returned
something else than 0. This fixes supported and advertising being zeros
for MDIO access.

Cc: Jonas Gorski <jogo@openwrt.org>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 35534
---
 target/linux/generic/files/drivers/net/phy/b53/b53_mdio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/linux/generic/files/drivers/net/phy/b53/b53_mdio.c b/target/linux/generic/files/drivers/net/phy/b53/b53_mdio.c
index 9283af6072..1ba05914ea 100644
--- a/target/linux/generic/files/drivers/net/phy/b53/b53_mdio.c
+++ b/target/linux/generic/files/drivers/net/phy/b53/b53_mdio.c
@@ -267,7 +267,7 @@ static int b53_phy_probe(struct phy_device *phydev)
 	mutex_init(&dev.reg_mutex);
 
 	ret = b53_switch_detect(&dev);
-	if (!ret)
+	if (ret)
 		return ret;
 
 	if (is5325(&dev) || is5365(&dev))
-- 
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