From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754469AbdLLNcn (ORCPT ); Tue, 12 Dec 2017 08:32:43 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:33384 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754404AbdLLMzV (ORCPT ); Tue, 12 Dec 2017 07:55:21 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Pan Bian , Ard Biesheuvel , "H. Peter Anvin" , Linus Torvalds , Matt Fleming , Peter Zijlstra , Thomas Gleixner , linux-efi@vger.kernel.org, Ingo Molnar Subject: [PATCH 4.9 017/148] efi/esrt: Use memunmap() instead of kfree() to free the remapping Date: Tue, 12 Dec 2017 13:43:47 +0100 Message-Id: <20171212124431.920202312@linuxfoundation.org> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20171212124431.207182779@linuxfoundation.org> References: <20171212124431.207182779@linuxfoundation.org> User-Agent: quilt/0.65 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Pan Bian commit 89c5a2d34bda58319e3075e8e7dd727ea25a435c upstream. The remapping result of memremap() should be freed with memunmap(), not kfree(). Signed-off-by: Pan Bian Signed-off-by: Ard Biesheuvel Cc: H. Peter Anvin Cc: Linus Torvalds Cc: Matt Fleming Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: linux-efi@vger.kernel.org Link: http://lkml.kernel.org/r/20171206095010.24170-3-ard.biesheuvel@linaro.org Signed-off-by: Ingo Molnar Signed-off-by: Greg Kroah-Hartman --- drivers/firmware/efi/esrt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/firmware/efi/esrt.c +++ b/drivers/firmware/efi/esrt.c @@ -428,7 +428,7 @@ err_remove_group: err_remove_esrt: kobject_put(esrt_kobj); err: - kfree(esrt); + memunmap(esrt); esrt = NULL; return error; }