Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 132/139] brcm80211: fix possible memleak in brcmf_proto_msgbuf_attach | Date | Tue, 27 Oct 2020 14:50:26 +0100 |
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From: Wang Yufen <wangyufen@huawei.com>
[ Upstream commit 6c151410d5b57e6bb0d91a735ac511459539a7bf ]
When brcmf_proto_msgbuf_attach fail and msgbuf->txflow_wq != NULL, we should destroy the workqueue.
Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Wang Yufen <wangyufen@huawei.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Link: https://lore.kernel.org/r/1595237765-66238-1-git-send-email-wangyufen@huawei.com Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c index ab9f136c15937..e306e5a89dd4f 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c @@ -1540,6 +1540,8 @@ int brcmf_proto_msgbuf_attach(struct brcmf_pub *drvr) BRCMF_TX_IOCTL_MAX_MSG_SIZE, msgbuf->ioctbuf, msgbuf->ioctbuf_handle); + if (msgbuf->txflow_wq) + destroy_workqueue(msgbuf->txflow_wq); kfree(msgbuf); } return -ENOMEM; -- 2.25.1
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