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 A09C8223702; Mon, 10 Mar 2025 17:44:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741628665; cv=none; b=uGWSPmBkZqhZTizU2PtWKXqrWNG+pAmi7L3SVSZoFlLZvwWJZZhkVGnoHh+oodDnXZfvWiuQthRCtfw0/rvcWDNHAXIb1ZDtKug3ByrVgTalrpIjHsS45y+ocVixgwbNneP+qbVtlUuhz+rraG+SotcZxwXiKPThlLcgCtdQJEI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741628665; c=relaxed/simple; bh=T5TBNB2KnCy7gIWQPZT0kcfVMtWV+Op0OMXgv394VfE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=h4H+lasgUwnGgbAYto73OR1uM2RZcA3xUTTrYBsMZfFxbmmKsEaIZvFwVuRVNeRplRWxSnWPkbatJpKRhBtrGE8IWsD/2wYsmfY3kT6jUFPLdSD1XgP1DP5KpKJZkHFYZcQ0ZTfrco3Y7ZyYHJvtCWpmEWKruHk1oEoT1RfE6So= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=wHH2zT8U; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="wHH2zT8U" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1F7FFC4CEF0; Mon, 10 Mar 2025 17:44:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1741628665; bh=T5TBNB2KnCy7gIWQPZT0kcfVMtWV+Op0OMXgv394VfE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wHH2zT8Ux2k8NQbwPUV0RgydzOOntNPQgBaKJ5wOwmEGuRjUl3Uwc0B/m66Vlq3Lq ss2Uy+tsQcD7vpfcGoIF2aWjSSJYX5Opa2T+HN4M9DhT9NUHegsHrvvr8JhyXYUUdY xaIMzzkOjCDsET2UCnLNPL0W1LdwOmJhoq6KlIxs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thadeu Lima de Souza Cascardo , Ping-Ke Shih , Sasha Levin Subject: [PATCH 5.15 027/620] wifi: rtlwifi: fix init_sw_vars leak when probe fails Date: Mon, 10 Mar 2025 17:57:53 +0100 Message-ID: <20250310170546.646248038@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250310170545.553361750@linuxfoundation.org> References: <20250310170545.553361750@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thadeu Lima de Souza Cascardo [ Upstream commit 00260350aed80c002df270c805ca443ec9a719a6 ] If ieee80211_register_hw fails, the memory allocated for the firmware will not be released. Call deinit_sw_vars as the function that undoes the allocationes done by init_sw_vars. Fixes: cefe3dfdb9f5 ("rtl8192cu: Call ieee80211_register_hw from rtl_usb_probe") Signed-off-by: Thadeu Lima de Souza Cascardo Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/20241107133322.855112-5-cascardo@igalia.com Signed-off-by: Sasha Levin --- drivers/net/wireless/realtek/rtlwifi/usb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index 038d9bb652b64..1753eccbefdd9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -1082,6 +1082,7 @@ int rtl_usb_probe(struct usb_interface *intf, error_init_vars: wait_for_completion(&rtlpriv->firmware_loading_complete); + rtlpriv->cfg->ops->deinit_sw_vars(hw); error_out: rtl_deinit_core(hw); error_out2: -- 2.39.5