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Patch "ath10k: fix debugfs pktlog_filter write" has been added to the 4.4-stable tree

PATCH [email protected] 1 participant 1 message Jun 4, 2016

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This is a note to let you know that I've just added the patch titled

ath10k: fix debugfs pktlog_filter write

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:
ath10k-fix-debugfs-pktlog_filter-write.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 <[email protected]> know about it.

Quoted 1 line

From 9ddc486aa09a3413a6c492fcf160ce61bfccb7b1 Mon Sep 17 00:00:00 2001

From: Anilkumar Kolli <[email protected]>
Date: Fri, 11 Mar 2016 11:46:39 +0530
Subject: ath10k: fix debugfs pktlog_filter write

From: Anilkumar Kolli <[email protected]>

commit 9ddc486aa09a3413a6c492fcf160ce61bfccb7b1 upstream.

It is observed that, we are disabling the packet log if we write same value to the pktlog_filter for the second time. Always enable pktlogs on non zero filter.

Fixes 90174455ae05 ("ath10k: add support to configure pktlog filter")
---
 drivers/net/wireless/ath/ath10k/debug.c |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
drivers/net/wireless/ath/ath10k/debug.c +6 -1
@@ -1986,7 +1986,12 @@ static ssize_t ath10k_write_pktlog_filte
 		goto out;
 	}
 
-	if (filter && (filter != ar->debug.pktlog_filter)) {
+	if (filter == ar->debug.pktlog_filter) {
+		ret = count;
+		goto out;
+	}
+
+	if (filter) {
 		ret = ath10k_wmi_pdev_pktlog_enable(ar, filter);
 		if (ret) {
 			ath10k_warn(ar, "failed to enable pktlog filter %x: %d\n",

Patches currently in stable-queue which might be from [email protected] are

queue-4.4/ath10k-fix-debugfs-pktlog_filter-write.patch queue-4.4/ath10k-fix-kernel-panic-move-arvifs-list-head-init-before-htt-init.patch