linux-kernel - [PATCH net-next] ath11k: Fix possible memleak in ath11k_qmi_init

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Date:   Mon, 20 Jul 2020 17:36:44 +0800
From:   Wang Yufen <wangyufen@...wei.com>
To:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <brcm80211-dev-list@...ress.com>, <linux-wireless@...r.kernel.org>,
        <davem@...emloft.net>, <kvalo@...eaurora.org>, <kuba@...nel.org>,
        <franky.lin@...adcom.com>, <wright.feng@...ress.com>
CC:     Wang Yufen <wangyufen@...wei.com>
Subject: [PATCH net-next] ath11k: Fix possible memleak in ath11k_qmi_init_service

When qmi_add_lookup fail, we should destroy the workqueue

Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Wang Yufen <wangyufen@...wei.com>
---
 drivers/net/wireless/ath/ath11k/qmi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index c00a99a..497cff7 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -2419,6 +2419,7 @@ int ath11k_qmi_init_service(struct ath11k_base *ab)
 			     ATH11K_QMI_WLFW_SERVICE_INS_ID_V01);
 	if (ret < 0) {
 		ath11k_warn(ab, "failed to add qmi lookup\n");
+		destroy_workqueue(ab->qmi.event_wq);
 		return ret;
 	}
 
-- 
1.8.3