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[v2,03/55] staging: wfx: fix counter overflow

Message ID 20191217161318.31402-4-Jerome.Pouiller@silabs.com (mailing list archive)
State Not Applicable
Delegated to: Johannes Berg
Headers show
Series Improve wfx driver | expand

Commit Message

Jérôme Pouiller Dec. 17, 2019, 4:14 p.m. UTC 
From: Jérôme Pouiller <jerome.pouiller@silabs.com>

Some weird behaviors were observed when connection is really good and
packets are small. It appears that sometime, number of packets in queues
can exceed 255 and generate an overflow in field usage_count.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
---
 drivers/staging/wfx/data_tx.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/staging/wfx/data_tx.h b/drivers/staging/wfx/data_tx.h
index a0f9ae69baf5..f63e5d8cf929 100644
--- a/drivers/staging/wfx/data_tx.h
+++ b/drivers/staging/wfx/data_tx.h
@@ -39,8 +39,8 @@  struct wfx_link_entry {
 
 struct tx_policy {
 	struct list_head link;
+	int usage_count;
 	u8 rates[12];
-	u8 usage_count;
 	u8 uploaded;
 };