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authorJulia Lawall <Julia.Lawall@lip6.fr>2014-12-29 18:04:43 +0100
committerKalle Valo <kvalo@qca.qualcomm.com>2015-01-13 16:15:57 +0200
commit8be3b69259ce2b9efc9a822ff3bf48a42460f133 (patch)
treecde8a1989e9b19b33ea73de6759dd7c7a2d12f3c /drivers/net/wireless/ath/ath10k
parentda2aedcadbe2e03db78b30adccbdba77e25f406b (diff)
downloadop-kernel-dev-8be3b69259ce2b9efc9a822ff3bf48a42460f133.zip
op-kernel-dev-8be3b69259ce2b9efc9a822ff3bf48a42460f133.tar.gz
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/) // <smpl> @@ 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; } // </smpl> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k')
-rw-r--r--drivers/net/wireless/ath/ath10k/htt_tx.c4
1 files changed, 3 insertions, 1 deletions
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,
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