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[PATCH 1/4] brcmfmac: Fix glob_skb leak in brcmf_sdiod_recv_chain

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In case brcmf_sdiod_recv_chain() cannot complete a succeful call to
brcmf_sdiod_buffrw, we would be leaking glom_skb and not free it as we
should, fix this.

Reported-by: coverity (CID 1164856)
Fixes: a413e39a38573 ("brcmfmac: fix brcmf_sdcard_recv_chain() for host without sg support")
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
 drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
index c4b89d27e2e8..f549c25608d6 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
@@ -726,8 +726,10 @@ int brcmf_sdiod_recv_chain(struct brcmf_sdio_dev *sdiodev,
 			return -ENOMEM;
 		err = brcmf_sdiod_buffrw(sdiodev, SDIO_FUNC_2, false, addr,
 					 glom_skb);
-		if (err)
+		if (err) {
+			brcmu_pkt_buf_free_skb(glom_skb);
 			goto done;
+		}
 
 		skb_queue_walk(pktq, skb) {
 			memcpy(skb->data, glom_skb->data, skb->len);
-- 
2.7.4

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