From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 4E4593A7848; Sat, 30 May 2026 18:30:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780165810; cv=none; b=kuDtd7caeP0qvMfmKj6hJCsYK/Xe4khEHzKrM1DInzpJn2qEzRALiUkGjO1a8qHKpGGx8teFB5el53GhOQ52qeK6/WLTosJUGBkKEKC3jcw5Czo4ULkmISoDYVTM620kyCqpbugzivxDVSslN+WvzzOIbehp70igMBlMVR9j/Ng= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780165810; c=relaxed/simple; bh=9FcjaCRUPmHDJxddPQI3wp9R46WYLTxwvxIjwcYh9sI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fUvtpEl+OwVoq6Dw2BQircPe9p7mPYcSttfzGWBld7UCgGGxZbSuVU95LE4CmtYVfTPBB6dZ5l9UIFms+2GOIIfvysMaagCnBV+DXTngZjODtoadqmy9aVTi/uEmfWqJwG3/3lPEqNi5clKcViIA0PWLGleto9PVlnQDa26smAI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=EbqDfaoF; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="EbqDfaoF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 922E11F00893; Sat, 30 May 2026 18:30:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1780165809; bh=ck5DRlDOsl/88rzjwFKdOTFB42FhJSSlHIaktyVhDkA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=EbqDfaoFun0ly/ZozUu/y+c5Hwpq8EfA1gGXCesnZ8QTT8fNwFrcQY5UeYfSd/ytC BUQtqg7ahMGSbzuv+vzwJGYKqPfiD1zJFsAzYtJJNhv5i+MDKzrPOF1G6wxYqvkxDn eWTKELsn/2sfyENTDFm+/u79pXKlIxr1WHAR8FTo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thorsten Blum , Herbert Xu Subject: [PATCH 5.10 189/589] crypto: atmel-aes - Fix 3-page memory leak in atmel_aes_buff_cleanup Date: Sat, 30 May 2026 18:01:10 +0200 Message-ID: <20260530160229.867249943@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260530160224.570625122@linuxfoundation.org> References: <20260530160224.570625122@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thorsten Blum commit 3fcfff4ed35f963380a68741bcd52742baff7f76 upstream. atmel_aes_buff_init() allocates 4 pages using __get_free_pages() with ATMEL_AES_BUFFER_ORDER, but atmel_aes_buff_cleanup() frees only the first page using free_page(), leaking the remaining 3 pages. Use free_pages() with ATMEL_AES_BUFFER_ORDER to fix the memory leak. Fixes: bbe628ed897d ("crypto: atmel-aes - improve performances of data transfer") Cc: stable@vger.kernel.org Signed-off-by: Thorsten Blum Signed-off-by: Herbert Xu Signed-off-by: Greg Kroah-Hartman --- drivers/crypto/atmel-aes.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/crypto/atmel-aes.c +++ b/drivers/crypto/atmel-aes.c @@ -2265,7 +2265,7 @@ static int atmel_aes_buff_init(struct at static void atmel_aes_buff_cleanup(struct atmel_aes_dev *dd) { - free_page((unsigned long)dd->buf); + free_pages((unsigned long)dd->buf, ATMEL_AES_BUFFER_ORDER); } static int atmel_aes_dma_init(struct atmel_aes_dev *dd)