From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BAF3C174F0 for ; Wed, 9 Aug 2023 11:12:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3F3EFC433C7; Wed, 9 Aug 2023 11:12:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1691579563; bh=W6vppn5mqzaw1bxdlNdODlbzM/UCxRD+CneY3nOpXlQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CfFH3KeYwjxY3PZVi5hWsJN+B3UU87Qo8UzTXlBgSbDAa8Si4r9tzTjJ/kw43o0/Z 4KCqBjjLQYifbJtEgHdBBgNs4pxVgEzuUFGNNL41hj88RJP2uAPHCuaBng1cPun4/K 3FhPg6bAthm8Ch/RCWVTY+W62O1Iv37qrLxGq40Y= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Christophe JAILLET , Simon Horman , Kalle Valo , Sasha Levin Subject: [PATCH 4.19 035/323] wifi: wl3501_cs: Fix an error handling path in wl3501_probe() Date: Wed, 9 Aug 2023 12:37:53 +0200 Message-ID: <20230809103659.719291881@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230809103658.104386911@linuxfoundation.org> References: <20230809103658.104386911@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Christophe JAILLET [ Upstream commit 391af06a02e7642039ac5f6c4b2c034ab0992b5d ] Should wl3501_config() fail, some resources need to be released as already done in the remove function. Fixes: 15b99ac17295 ("[PATCH] pcmcia: add return value to _config() functions") Signed-off-by: Christophe JAILLET Reviewed-by: Simon Horman Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/7cc9c9316489b7d69b36aeb0edd3123538500b41.1684569865.git.christophe.jaillet@wanadoo.fr Signed-off-by: Sasha Levin --- drivers/net/wireless/wl3501_cs.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c index 46188a83d8be8..4380c5d8fdd27 100644 --- a/drivers/net/wireless/wl3501_cs.c +++ b/drivers/net/wireless/wl3501_cs.c @@ -1863,6 +1863,7 @@ static int wl3501_probe(struct pcmcia_device *p_dev) { struct net_device *dev; struct wl3501_card *this; + int ret; /* The io structure describes IO port mapping */ p_dev->resource[0]->end = 16; @@ -1874,8 +1875,7 @@ static int wl3501_probe(struct pcmcia_device *p_dev) dev = alloc_etherdev(sizeof(struct wl3501_card)); if (!dev) - goto out_link; - + return -ENOMEM; dev->netdev_ops = &wl3501_netdev_ops; dev->watchdog_timeo = 5 * HZ; @@ -1888,9 +1888,15 @@ static int wl3501_probe(struct pcmcia_device *p_dev) netif_stop_queue(dev); p_dev->priv = dev; - return wl3501_config(p_dev); -out_link: - return -ENOMEM; + ret = wl3501_config(p_dev); + if (ret) + goto out_free_etherdev; + + return 0; + +out_free_etherdev: + free_netdev(dev); + return ret; } static int wl3501_config(struct pcmcia_device *link) -- 2.39.2