This is a note to let you know that I've just added the patch titled brcmfmac: Fix a memory leak in error handling path in 'brcmf_cfg80211_attach' to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: brcmfmac-fix-a-memory-leak-in-error-handling-path-in-brcmf_cfg80211_attach.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 57c00f2fac512837f8de73474ec1f54020015bae Mon Sep 17 00:00:00 2001 From: Christophe Jaillet <christophe.jaillet@xxxxxxxxxx> Date: Wed, 21 Jun 2017 07:45:53 +0200 Subject: brcmfmac: Fix a memory leak in error handling path in 'brcmf_cfg80211_attach' From: Christophe Jaillet <christophe.jaillet@xxxxxxxxxx> commit 57c00f2fac512837f8de73474ec1f54020015bae upstream. If 'wiphy_new()' fails, we leak 'ops'. Add a new label in the error handling path to free it in such a case. Fixes: 5c22fb85102a7 ("brcmfmac: add wowl gtk rekeying offload support") Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx> Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -6876,7 +6876,7 @@ struct brcmf_cfg80211_info *brcmf_cfg802 wiphy = wiphy_new(ops, sizeof(struct brcmf_cfg80211_info)); if (!wiphy) { brcmf_err("Could not allocate wiphy device\n"); - return NULL; + goto ops_out; } memcpy(wiphy->perm_addr, drvr->mac, ETH_ALEN); set_wiphy_dev(wiphy, busdev); @@ -7010,6 +7010,7 @@ priv_out: ifp->vif = NULL; wiphy_out: brcmf_free_wiphy(wiphy); +ops_out: kfree(ops); return NULL; } Patches currently in stable-queue which might be from christophe.jaillet@xxxxxxxxxx are queue-4.9/brcmfmac-fix-a-memory-leak-in-error-handling-path-in-brcmf_cfg80211_attach.patch