From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750821Ab3HSF2M (ORCPT ); Mon, 19 Aug 2013 01:28:12 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:17381 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750790Ab3HSF2K (ORCPT ); Mon, 19 Aug 2013 01:28:10 -0400 X-AuditID: cbfee68e-b7f276d000002279-7d-5211ace88d2f From: Jingoo Han To: "'Andrew Morton'" Cc: linux-kernel@vger.kernel.org, "'Alessandro Zummo'" , rtc-linux@googlegroups.com, Wan ZongShun , Jingoo Han Subject: [PATCH] rtc: rtc-nuc900: use NULL instead of 0 Date: Mon, 19 Aug 2013 14:28:08 +0900 Message-id: <017d01ce9c9c$e347fc60$a9d7f520$@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit X-Mailer: Microsoft Outlook 14.0 Thread-index: Ac6cnNqRWN/RT+iRQ3OZ9z7w/Olk0Q== Content-language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrJIsWRmVeSWpSXmKPExsVy+t8zA90XawSDDJa0K1osuXiV3WLO+jVs FpcXXmK1uLxrDpvF0+l1Fvs7Oxgd2Dx2zrrL7rFn4kk2jxMzfrN49G1Zxegxfd5PJo/Pm+QC 2KK4bFJSczLLUov07RK4Mq5u62Yt+Mpa8aL9A1sD42eWLkZODgkBE4mnn3azQthiEhfurWfr YuTiEBJYxihxefJ0Zpii+V+WsEAkFjFKtPfNZYdwfjFKLPp/DKyKTUBN4suXw0AJDg4RAX2J thYNkBpmgY2MEn0774OtExYwlzh88B8TiM0ioCpxffZUsHpeAUuJnat0QMK8AoISPybfAytn FtCSWL/zOBOELS+xec1bqIMUJHacfc0IYosI6ElMf7SADaJGRGLfi3eMIHslBC6xSyxesxlq l4DEt8mHWEB2SQjISmw6ADVHUuLgihssExjFZiFZPQvJ6llIVs9CsmIBI8sqRtHUguSC4qT0 IiO94sTc4tK8dL3k/NxNjJBo7NvBePOA9SHGZKD1E5mlRJPzgdGcVxJvaGxmZGFqYmpsZG5p RpqwkjivWot1oJBAemJJanZqakFqUXxRaU5q8SFGJg5OqQZG2SnHp1XuVOTbNPuViVZr75tt rT2+JfNC+UJWWnX/4D4m/3Fh9revvzSUuGQ0uz1Wn2aSFui9WPHhddzWmN1SXdsmOstdOnq4 /oq1T3PMRLeagyeYW4oXTHqblhyT4FPqX77vppH00pIWoawCvUnqyt/XZ3g/ad8nyCsRfeB0 qmDfxpvHlBSUWIozEg21mIuKEwFQ+UzG3AIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrGKsWRmVeSWpSXmKPExsVy+t9jAd0XawSDDG58kLFYcvEqu8Wc9WvY LC4vvMRqcXnXHDaLp9PrLPZ3djA6sHnsnHWX3WPPxJNsHidm/Gbx6NuyitFj+ryfTB6fN8kF sEU1MNpkpCampBYppOYl56dk5qXbKnkHxzvHm5oZGOoaWlqYKynkJeam2iq5+AToumXmAJ2h pFCWmFMKFApILC5W0rfDNCE0xE3XAqYxQtc3JAiux8gADSSsY8y4uq2bteAra8WL9g9sDYyf WboYOTkkBEwk5n9ZAmWLSVy4t56ti5GLQ0hgEaNEe99cdgjnF6PEov/HmEGq2ATUJL58OQyU 4OAQEdCXaGvRAKlhFtjIKNG38z7YJGEBc4nDB/8xgdgsAqoS12dPBavnFbCU2LlKByTMKyAo 8WPyPbByZgEtifU7jzNB2PISm9e8ZYY4SEFix9nXjCC2iICexPRHC9ggakQk9r14xziBUWAW klGzkIyahWTULCQtCxhZVjGKphYkFxQnpeca6RUn5haX5qXrJefnbmIEx/oz6R2MqxosDjEK cDAq8fBauAkGCbEmlhVX5h5ilOBgVhLhZVEDCvGmJFZWpRblxxeV5qQWH2JMBnp0IrOUaHI+ MA3llcQbGpuYGVkamVkYmZibkyasJM57sNU6UEggPbEkNTs1tSC1CGYLEwenVANjr4TSp/s/ w1aZ1BovjS4TNvS7n268WDtvF8fhhr87nu376vDwwY2Y83ketqlblgRMqP60r9vYeLbEHgvn EId35vlT7l08L7E3I7U7/9AyK2vWpV7Bs59KLBMM1/8eeOCBhXS79q+n++xmPOCTvnAxTWrr kqvh6zkiGv7W9x5SzEs8udrCJCpGiaU4I9FQi7moOBEAB+BMtDkDAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org check_rtc_access_enable() returns pointer, thus NULL should be used instead of 0 in order to fix the following sparse warning: drivers/rtc/rtc-nuc900.c:102:16: warning: Using plain integer as NULL pointer Signed-off-by: Jingoo Han --- drivers/rtc/rtc-nuc900.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-nuc900.c b/drivers/rtc/rtc-nuc900.c index 22861c5..248653c 100644 --- a/drivers/rtc/rtc-nuc900.c +++ b/drivers/rtc/rtc-nuc900.c @@ -99,7 +99,7 @@ static int *check_rtc_access_enable(struct nuc900_rtc *nuc900_rtc) if (!timeout) return ERR_PTR(-EPERM); - return 0; + return NULL; } static int nuc900_rtc_bcd2bin(unsigned int timereg, -- 1.7.10.4