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[PATCH] mt7601u: check memory allocation failure

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Check memory allocation failure and return -ENOMEM in such a case, as
already done a few lines below

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
 drivers/net/wireless/mediatek/mt7601u/dma.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt7601u/dma.c b/drivers/net/wireless/mediatek/mt7601u/dma.c
index 660267b359e4..fa0173579d32 100644
--- a/drivers/net/wireless/mediatek/mt7601u/dma.c
+++ b/drivers/net/wireless/mediatek/mt7601u/dma.c
@@ -484,6 +484,8 @@ static int mt7601u_alloc_tx(struct mt7601u_dev *dev)
 
 	dev->tx_q = devm_kcalloc(dev->dev, __MT_EP_OUT_MAX,
 				 sizeof(*dev->tx_q), GFP_KERNEL);
+	if (!dev->tx_q)
+		return -ENOMEM;
 
 	for (i = 0; i < __MT_EP_OUT_MAX; i++)
 		if (mt7601u_alloc_tx_queue(dev, &dev->tx_q[i]))
-- 
2.11.0




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