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authorAnilkumar Kolli <akolli@qti.qualcomm.com>2016-03-11 11:46:39 +0530
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-06-07 18:14:33 -0700
commitb89721d70e1cce49e4f503ad9df765a02fb60cd8 (patch)
treef2eb8ada0f7a386524498564b7792aeafe33a558 /drivers/net/wireless
parent354c6bccfc258851f7a6c9287f4e98a832feef22 (diff)
ath10k: fix debugfs pktlog_filter write
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") Signed-off-by: Anilkumar Kolli <akolli@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/ath/ath10k/debug.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 6cc1aa3449c8..1a88a24ffeac 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -1986,7 +1986,12 @@ static ssize_t ath10k_write_pktlog_filter(struct file *file,
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",