openwrt/package/kernel/mac80211/patches/358-0001-brcmfmac-fix-memory-leak-in-brcmf_cfg80211_attach.patch

48 lines
1.7 KiB
Diff
Raw Normal View History

From cb853da3a368c40300a0e940f86be582037bb082 Mon Sep 17 00:00:00 2001
From: Arend Van Spriel <arend.vanspriel@broadcom.com>
Date: Fri, 9 Dec 2016 11:34:13 +0000
Subject: [PATCH] brcmfmac: fix memory leak in brcmf_cfg80211_attach()
In brcmf_cfg80211_attach() there was one error path not properly
handled as it leaked memory allocated in brcmf_btcoex_attach().
Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -6866,7 +6866,7 @@ struct brcmf_cfg80211_info *brcmf_cfg802
err = brcmf_p2p_attach(cfg, p2pdev_forced);
if (err) {
- brcmf_err("P2P initilisation failed (%d)\n", err);
+ brcmf_err("P2P initialisation failed (%d)\n", err);
goto wiphy_unreg_out;
}
err = brcmf_btcoex_attach(cfg);
@@ -6891,7 +6891,7 @@ struct brcmf_cfg80211_info *brcmf_cfg802
err = brcmf_fweh_activate_events(ifp);
if (err) {
brcmf_err("FWEH activation failed (%d)\n", err);
- goto wiphy_unreg_out;
+ goto detach;
}
/* Fill in some of the advertised nl80211 supported features */
@@ -6906,6 +6906,9 @@ struct brcmf_cfg80211_info *brcmf_cfg802
return cfg;
+detach:
+ brcmf_btcoex_detach(cfg);
+ brcmf_p2p_detach(&cfg->p2p);
wiphy_unreg_out:
wiphy_unregister(cfg->wiphy);
priv_out: