[PATCH] ath11k: htt stats module does not handle multiple skbs

* [PATCH] ath11k: htt stats module does not handle multiple skbs
@ 2019-12-17 17:22 ` John Crispin
  0 siblings, 0 replies; 4+ messages in thread
From: John Crispin @ 2019-12-17 17:22 UTC (permalink / raw)
  To: Kalle Valo; +Cc: Miles Hu, linux-wireless, ath11k, John Crispin

From: Miles Hu <milehu@codeaurora.org>

This patch removes the "done" check from the stats handler thus allowing
the code to parse more skbs.

Reviewed-by: John Crispin <john@phrozen.org>
Signed-off-by: Miles Hu <milehu@codeaurora.org>
---
 drivers/net/wireless/ath/ath11k/debug_htt_stats.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/ath/ath11k/debug_htt_stats.c b/drivers/net/wireless/ath/ath11k/debug_htt_stats.c
index 27b301bc1a1b..45dbffaca3bd 100644
--- a/drivers/net/wireless/ath/ath11k/debug_htt_stats.c
+++ b/drivers/net/wireless/ath/ath11k/debug_htt_stats.c
@@ -4119,6 +4119,7 @@ void ath11k_dbg_htt_ext_stats_handler(struct ath11k_base *ab,
 {
 	struct ath11k_htt_extd_stats_msg *msg;
 	struct debug_htt_stats_req *stats_req;
+	bool send_completion = false;
 	struct ath11k *ar;
 	u32 len;
 	u64 cookie;
@@ -4147,10 +4148,8 @@ void ath11k_dbg_htt_ext_stats_handler(struct ath11k_base *ab,
 		return;
 
 	spin_lock_bh(&ar->debug.htt_stats.lock);
-	if (stats_req->done) {
-		spin_unlock_bh(&ar->debug.htt_stats.lock);
-		return;
-	}
+	if (!stats_req->done)
+		send_completion = true;
 	stats_req->done = true;
 	spin_unlock_bh(&ar->debug.htt_stats.lock);
 
@@ -4161,7 +4160,8 @@ void ath11k_dbg_htt_ext_stats_handler(struct ath11k_base *ab,
 	if (ret)
 		ath11k_warn(ab, "Failed to parse tlv %d\n", ret);
 
-	complete(&stats_req->cmpln);
+	if (send_completion)
+		complete(&stats_req->cmpln);
 }
 
 static ssize_t ath11k_read_htt_stats_type(struct file *file,
-- 
2.20.1


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