netdev - [PATCH net-next 1/8] tg3: Check all adv bits when checking config

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:	Wed, 31 Aug 2011 14:44:47 -0700
From:	"Matt Carlson" <mcarlson@...adcom.com>
To:	davem@...emloft.net
cc:	netdev@...r.kernel.org, mcarlson@...adcom.com
Subject: [PATCH net-next 1/8] tg3: Check all adv bits when checking
 config

This patch makes sure the driver checks all advertisement bits when
checking the current hw advertisements.

Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
Reviewed-by: Benjamin Li <benli@...adcom.com>
Reviewed-by: Michael Chan <mchan@...adcom.com>
---
 drivers/net/ethernet/broadcom/tg3.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 0f81111..de98c10 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -3334,8 +3334,9 @@ static int tg3_copper_is_advertising_all(struct tg3 *tp, u32 mask)
 	if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
 		return 0;
 
-	if ((adv_reg & all_mask) != all_mask)
+	if ((adv_reg & ADVERTISE_ALL) != all_mask)
 		return 0;
+
 	if (!(tp->phy_flags & TG3_PHYFLG_10_100_ONLY)) {
 		u32 tg3_ctrl;
 
@@ -3348,7 +3349,8 @@ static int tg3_copper_is_advertising_all(struct tg3 *tp, u32 mask)
 		if (tg3_readphy(tp, MII_CTRL1000, &tg3_ctrl))
 			return 0;
 
-		if ((tg3_ctrl & all_mask) != all_mask)
+		tg3_ctrl &= (ADVERTISE_1000HALF | ADVERTISE_1000FULL);
+		if (tg3_ctrl != all_mask)
 			return 0;
 	}
 	return 1;
-- 
1.7.3.4


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html