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 B44FA1519B4; Wed, 5 Feb 2025 14:00:04 +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=1738764004; cv=none; b=VR8Uqi79WosMWd7p4jnDerEXOctWegaHE0R6qOPG72ZOJ5tR94T1bjbXujzht3n9681wGwCX/YNEsm6yH5KjfdozM32Pa573bjm7cnLPACoDlrUUVrmuxYvwr6WQNDOof+qfdOpD0wBIddEgo/S3oUHpoTd2qOLyrMaCZzSLTE0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738764004; c=relaxed/simple; bh=9/0fTXDoYhQdx2bmFupTATLPiP3x7KUx8lTxoeIJ34w=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=FiAb61wdJeqR0NiqpLLaJ8qorXj589XdOP7xUutjSj7F7Afd9YYpg72pE/JhAhYe43Gap9lRVDFZ3u5EEpH9Nn5WfOK8d5KxVr6x/hanJnzRXBu1FYj1s2Y1l1xIsGn2pGcZG2JcYt6RUfqR669DUQq5hovH94AtPrTaEGXlI4I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=u3ptveRZ; 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="u3ptveRZ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 23403C4CEDD; Wed, 5 Feb 2025 14:00:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1738764004; bh=9/0fTXDoYhQdx2bmFupTATLPiP3x7KUx8lTxoeIJ34w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=u3ptveRZdJAFWuADoZUlBTdhIu7xNEiTZoBsotz55d85MkDILM1CtVUKFT2+4m4xI JroZrGtAtxRiKa8rA+pni1YUFDIayiE4ySzuYmTmQlylu/dR1TzWxjWvWNNXq1J8/N 3bw0aGzmPSpLzribBZjIMy4tmkbYAPE6051Mz+70= 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 6.12 080/590] wifi: rtlwifi: fix init_sw_vars leak when probe fails Date: Wed, 5 Feb 2025 14:37:15 +0100 Message-ID: <20250205134458.313968207@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250205134455.220373560@linuxfoundation.org> References: <20250205134455.220373560@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 6.12-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 c27b116ccdff5..8ec687fab5721 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -1037,6 +1037,7 @@ 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