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[v2,2/5] mt76: redefine mt76_for_each_q_rx to adapt mt7986 changes

Message ID 16ea7aa40bf245d69a09b8ad1620044aca716b43.1641901681.git.Bo.Jiao@mediatek.com (mailing list archive)
State Superseded
Delegated to: Felix Fietkau
Headers show
Series add mt7986 support | expand

Commit Message

Bo Jiao Jan. 11, 2022, 11:59 a.m. UTC 
From: Bo Jiao <Bo.Jiao@mediatek.com>

Check ndesc of q_rx to avoid potential hole in iteration.
This is an intermediate patch to add mt7986 support.

Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Bo Jiao <Bo.Jiao@mediatek.com>
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
---
v2:
- redefine mt76_for_each_q_rx().
---
 drivers/net/wireless/mediatek/mt76/mt76.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 14f60fc..af6f9fc 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -899,8 +899,8 @@  static inline u16 mt76_rev(struct mt76_dev *dev)
 #define mt76_queue_reset(dev, ...)	(dev)->mt76.queue_ops->reset_q(&((dev)->mt76), __VA_ARGS__)
 
 #define mt76_for_each_q_rx(dev, i)	\
-	for (i = 0; i < ARRAY_SIZE((dev)->q_rx) && \
-		    (dev)->q_rx[i].ndesc; i++)
+	for (i = 0; i < ARRAY_SIZE((dev)->q_rx); i++)	\
+		if ((dev)->q_rx[i].ndesc)
 
 struct mt76_dev *mt76_alloc_device(struct device *pdev, unsigned int size,
 				   const struct ieee80211_ops *ops,