From 8be3b69259ce2b9efc9a822ff3bf48a42460f133 Mon Sep 17 00:00:00 2001 From: Julia Lawall Date: Mon, 29 Dec 2014 18:04:43 +0100 Subject: [PATCH] ath10k: fix error return code Return a negative error code on failure. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // @@ identifier ret; expression e1,e2; @@ ( if (\(ret < 0\|ret != 0\)) { ... return ret; } | ret = 0 ) ... when != ret = e1 when != &ret *if(...) { ... when != ret = e2 when forall return ret; } // Signed-off-by: Julia Lawall Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/htt_tx.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index a1bda41..5c64139 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -475,8 +475,10 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) skb_cb->htt.txbuf = dma_pool_alloc(htt->tx_pool, GFP_ATOMIC, &paddr); - if (!skb_cb->htt.txbuf) + if (!skb_cb->htt.txbuf) { + res = -ENOMEM; goto err_free_msdu_id; + } skb_cb->htt.txbuf_paddr = paddr; skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len, -- 2.7.4