From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753235AbdIGCbg (ORCPT ); Wed, 6 Sep 2017 22:31:36 -0400 Received: from ozlabs.org ([103.22.144.67]:33487 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751985AbdIGCbf (ORCPT ); Wed, 6 Sep 2017 22:31:35 -0400 Date: Thu, 7 Sep 2017 12:31:32 +1000 From: Stephen Rothwell To: Jarkko Sakkinen Cc: Linux-Next Mailing List , Linux Kernel Mailing List , Colin Ian King Subject: linux-next: build warning after merge of the tpmdd tree Message-ID: <20170907123132.1fef5ca8@canb.auug.org.au> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jarkko, After merging the tpmdd tree, today's linux-next build (x86_64 allmodconfig) produced this warning: drivers/char/tpm/tpm_tis_core.c: In function 'probe_itpm': drivers/char/tpm/tpm_tis_core.c:469:31: warning: passing argument 2 of 'tpm_tis_send_data' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] rc = tpm_tis_send_data(chip, cmd_getticks, len); ^ drivers/char/tpm/tpm_tis_core.c:255:12: note: expected 'u8 * {aka unsigned char *}' but argument is of type 'const u8 * {aka const unsigned char *}' static int tpm_tis_send_data(struct tpm_chip *chip, u8 *buf, size_t len) ^ drivers/char/tpm/tpm_tis_core.c:477:31: warning: passing argument 2 of 'tpm_tis_send_data' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] rc = tpm_tis_send_data(chip, cmd_getticks, len); ^ drivers/char/tpm/tpm_tis_core.c:255:12: note: expected 'u8 * {aka unsigned char *}' but argument is of type 'const u8 * {aka const unsigned char *}' static int tpm_tis_send_data(struct tpm_chip *chip, u8 *buf, size_t len) ^ Introduced by commit 5e35bd8e06b9 ("tpm_tis: make array cmd_getticks static const to shink object code size") -- Cheers, Stephen Rothwell