Commit 19ed4d3d authored by Florian Fainelli's avatar Florian Fainelli Committed by Ben Hutchings

brcmfmac: Fix glob_skb leak in brcmf_sdiod_recv_chain

commit 3bdae810 upstream.

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: a413e39a ("brcmfmac: fix brcmf_sdcard_recv_chain() for host without sg support")
Signed-off-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Acked-by: default avatarArend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
[bwh: Backported to 3.16: adjust filename]
Signed-off-by: default avatarBen Hutchings <ben@decadent.org.uk>
parent d516a103
......@@ -708,8 +708,10 @@ 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);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment