From: <gregkh@linuxfoundation.org>
To: Larry.Finger@lwfinger.net, gregkh@linuxfoundation.org,
kvalo@codeaurora.org, pkshih@realtek.com, quozl@laptop.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "rtlwifi: rtl8821ae: Fix connection lost problem" has been added to the 4.4-stable tree
Date: Tue, 24 Oct 2017 10:02:14 +0200 [thread overview]
Message-ID: <1508832134149110@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
rtlwifi: rtl8821ae: Fix connection lost problem
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
rtlwifi-rtl8821ae-fix-connection-lost-problem.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From b8b8b16352cd90c6083033fd4487f04fae935c18 Mon Sep 17 00:00:00 2001
From: Larry Finger <Larry.Finger@lwfinger.net>
Date: Wed, 20 Sep 2017 16:15:05 -0500
Subject: rtlwifi: rtl8821ae: Fix connection lost problem
From: Larry Finger <Larry.Finger@lwfinger.net>
commit b8b8b16352cd90c6083033fd4487f04fae935c18 upstream.
In commit 40b368af4b75 ("rtlwifi: Fix alignment issues"), the read
of REG_DBI_READ was changed from 16 to 8 bits. For unknown reasonsi
this change results in reduced stability for the wireless connection.
This regression was located using bisection.
Fixes: 40b368af4b75 ("rtlwifi: Fix alignment issues")
Reported-and-tested-by: James Cameron <quozl@laptop.org>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
@@ -1127,7 +1127,7 @@ static u8 _rtl8821ae_dbi_read(struct rtl
}
if (0 == tmp) {
read_addr = REG_DBI_RDATA + addr % 4;
- ret = rtl_read_byte(rtlpriv, read_addr);
+ ret = rtl_read_word(rtlpriv, read_addr);
}
return ret;
}
Patches currently in stable-queue which might be from Larry.Finger@lwfinger.net are
queue-4.4/rtlwifi-rtl8821ae-fix-connection-lost-problem.patch
reply other threads:[~2017-10-24 8:43 UTC|newest]
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