linux-kernel - [PATCH 5.4 76/90] r8152: disable U2P3 for RTL8153B

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

Message-Id: <20200203161926.561975576@linuxfoundation.org>
Date:   Mon,  3 Feb 2020 16:20:19 +0000
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Hayes Wang <hayeswang@...ltek.com>,
        "David S. Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 76/90] r8152: disable U2P3 for RTL8153B

From: Hayes Wang <hayeswang@...ltek.com>

[ Upstream commit 809a7fc6593f288d6f820ef6cc57b9d69b5f9474 ]

Enable U2P3 may miss zero packet for bulk-in.

Signed-off-by: Hayes Wang <hayeswang@...ltek.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/usb/r8152.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index df993a1c60c0e..debab2c27f638 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3175,7 +3175,6 @@ static void rtl8153b_runtime_enable(struct r8152 *tp, bool enable)
 		r8153b_ups_en(tp, false);
 		r8153_queue_wake(tp, false);
 		rtl_runtime_suspend_enable(tp, false);
-		r8153_u2p3en(tp, true);
 		r8153b_u1u2en(tp, true);
 	}
 }
@@ -3703,7 +3702,6 @@ static void r8153b_hw_phy_cfg(struct r8152 *tp)
 
 	r8153_aldps_en(tp, true);
 	r8152b_enable_fc(tp);
-	r8153_u2p3en(tp, true);
 
 	set_bit(PHY_RESET, &tp->flags);
 }
@@ -4055,7 +4053,6 @@ static void rtl8153b_up(struct r8152 *tp)
 	ocp_write_dword(tp, MCU_TYPE_USB, USB_RX_BUF_TH, RX_THR_B);
 
 	r8153_aldps_en(tp, true);
-	r8153_u2p3en(tp, true);
 	r8153b_u1u2en(tp, true);
 }
 
-- 
2.20.1