diff options
Diffstat (limited to 'package/kernel/mac80211/patches/319-0010-brcmfmac-Fix-glob_skb-leak-in-brcmf_sdiod_recv_chain.patch')
-rw-r--r-- | package/kernel/mac80211/patches/319-0010-brcmfmac-Fix-glob_skb-leak-in-brcmf_sdiod_recv_chain.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/319-0010-brcmfmac-Fix-glob_skb-leak-in-brcmf_sdiod_recv_chain.patch b/package/kernel/mac80211/patches/319-0010-brcmfmac-Fix-glob_skb-leak-in-brcmf_sdiod_recv_chain.patch new file mode 100644 index 0000000000..c33aa2dab9 --- /dev/null +++ b/package/kernel/mac80211/patches/319-0010-brcmfmac-Fix-glob_skb-leak-in-brcmf_sdiod_recv_chain.patch @@ -0,0 +1,32 @@ +From 3bdae810721b33061d2e541bd78a70f86ca42af3 Mon Sep 17 00:00:00 2001 +From: Florian Fainelli <f.fainelli@gmail.com> +Date: Mon, 18 Jul 2016 16:24:34 -0700 +Subject: [PATCH] brcmfmac: Fix glob_skb leak in brcmf_sdiod_recv_chain + +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@gmail.com> +Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 4 +++- + 1 file changed, 3 insertions(+), 1 deletion(-) + +--- 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_ + 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); |