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b=CyUn1s5x5MaFYkqiqBievNsN1eh0Q3rQ39q/A+hdf/uHftu6k7kf+glH/jaKJCo2gKutLa6FQ8cAgIaDUvKFBUlNHmQKcDnik1VB3N8oyuU5nfsVaJPUvOIiQ8JZmDIBSFGL5KTbPo3GWkOY106UxsvMgDh1CPtw8PdH00W16hI= Received: from MN2PR11MB4448.namprd11.prod.outlook.com (52.135.39.157) by MN2PR11MB3984.namprd11.prod.outlook.com (10.255.181.77) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2263.21; Tue, 17 Sep 2019 15:55:22 +0000 Received: from MN2PR11MB4448.namprd11.prod.outlook.com ([fe80::c951:b15a:e4b3:30f7]) by MN2PR11MB4448.namprd11.prod.outlook.com ([fe80::c951:b15a:e4b3:30f7%7]) with mapi id 15.20.2263.023; Tue, 17 Sep 2019 15:55:22 +0000 From: To: , , , , , Subject: [PATCH 13/23] mtd: spi-nor: Void return type for spi_nor_clear_sr/fsr() Thread-Topic: [PATCH 13/23] mtd: spi-nor: Void return type for spi_nor_clear_sr/fsr() Thread-Index: AQHVbXBQQBTeia0F606dNDOJ27F+sg== Date: Tue, 17 Sep 2019 15:55:22 +0000 Message-ID: <20190917155426.7432-14-tudor.ambarus@microchip.com> References: <20190917155426.7432-1-tudor.ambarus@microchip.com> In-Reply-To: <20190917155426.7432-1-tudor.ambarus@microchip.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: VI1PR0302CA0007.eurprd03.prod.outlook.com (2603:10a6:800:e9::17) To MN2PR11MB4448.namprd11.prod.outlook.com (2603:10b6:208:193::29) x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.9.5 x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 5ce87190-9c56-4d3d-b9d6-08d73b877298 x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(5600167)(711020)(4605104)(1401327)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(2017052603328)(7193020); SRVR:MN2PR11MB3984; x-ms-traffictypediagnostic: MN2PR11MB3984: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:6430; x-forefront-prvs: 01630974C0 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(1496009)(396003)(136003)(39860400002)(376002)(366004)(346002)(199004)(189003)(478600001)(2616005)(64756008)(66476007)(3846002)(6486002)(107886003)(25786009)(6512007)(50226002)(6436002)(305945005)(99286004)(71200400001)(476003)(7416002)(486006)(256004)(66066001)(71190400001)(7736002)(76176011)(102836004)(36756003)(26005)(386003)(66446008)(14454004)(66946007)(1076003)(86362001)(6506007)(186003)(6116002)(5660300002)(66556008)(110136005)(81156014)(81166006)(2501003)(8676002)(54906003)(316002)(4326008)(8936002)(11346002)(2906002)(446003)(52116002)(2201001); DIR:OUT; SFP:1101; SCL:1; SRVR:MN2PR11MB3984; H:MN2PR11MB4448.namprd11.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: microchip.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: +H6JyNqliVshFO2OBCBhUpNZa87LAymlgSwuP+iSX4RTWCVPvTwW61X+HpnqTwLSdh7SVm/Ow1KYOzF4sHYUL8ZYAv/Ho02N+Kh0Roa7l9p9JrFer7yuqew7LRlmenJN2wCNxMR5HeVceeEXyNrUUuHuhUDuJ9mVPDs+58KkPfRrXL2iuN+4QV3gi3Q56T6hZTZ88e3j3n1rUgtOkGYjmAEuOkERLWWsTHO7Ky7brO6t9wkgg0df4eIqA8lvBZAxjAL20R0mfRL/UCgmxOCaurHrdpyWws2v0ZzUdEOWWw3JAhtIds+BBfUSieICbpIP50Y5lAfLgR+UqGwI2kqTUxDO5wQXk1LyQCF7WNZ7Jt9IsS4Hufuv/PIxP3Kb+G6bdcTZdqAC9X3ykUWS0OKLru92BtLloIozSEOJliDI6Jk= MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 5ce87190-9c56-4d3d-b9d6-08d73b877298 X-MS-Exchange-CrossTenant-originalarrivaltime: 17 Sep 2019 15:55:22.8688 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: wpymbBkB7XV9jIirOHlAtEJ1NQmntWDreltwJofuMJ493iw0SGXrwWQDLOXABxJL7Nc6Nr2Y0ZYuaeEGGOrxyfOx9/mTEvPixY9o3oPsCy4= X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR11MB3984 X-BeenThere: linux-aspeed@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux ASPEED SoC development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-aspeed@lists.ozlabs.org, Tudor.Ambarus@microchip.com, linux-kernel@vger.kernel.org, vz@mleia.com, linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com, computersforpeace@gmail.com, dwmw2@infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linux-aspeed" From: Tudor Ambarus spi_nor_clear_sr() and spi_nor_clear_fsr() are called just in case of errors. The callers didn't check their return value. Make them of type void and print an error in case the operations fail. Signed-off-by: Tudor Ambarus --- drivers/mtd/spi-nor/spi-nor.c | 36 ++++++++++++++++++++++++++++++------ 1 file changed, 30 insertions(+), 6 deletions(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index a34614753d7b..62b9298473b4 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -578,8 +578,16 @@ static int s3an_sr_ready(struct spi_nor *nor) return !!(nor->bouncebuf[0] & XSR_RDY); } -static int spi_nor_clear_sr(struct spi_nor *nor) +/** + * spi_nor_clear_sr() - Clear the Status Register 1. + * @nor: pointer to 'struct spi_nor' + * + * Prints error in case the operation fails. + */ +static void spi_nor_clear_sr(struct spi_nor *nor) { + int ret; + if (nor->spimem) { struct spi_mem_op op = SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_CLSR, 1), @@ -587,10 +595,14 @@ static int spi_nor_clear_sr(struct spi_nor *nor) SPI_MEM_OP_NO_DUMMY, SPI_MEM_OP_NO_DATA); - return spi_mem_exec_op(nor->spimem, &op); + ret = spi_mem_exec_op(nor->spimem, &op); + } else { + ret = nor->controller_ops->write_reg(nor, SPINOR_OP_CLSR, + NULL, 0); } - return nor->controller_ops->write_reg(nor, SPINOR_OP_CLSR, NULL, 0); + if (ret) + dev_err(nor->dev, "error %d clearing Status Register 1\n", ret); } static int spi_nor_sr_ready(struct spi_nor *nor) @@ -614,8 +626,16 @@ static int spi_nor_sr_ready(struct spi_nor *nor) return !(nor->bouncebuf[0] & SR_WIP); } -static int spi_nor_clear_fsr(struct spi_nor *nor) +/** + * spi_nor_clear_fsr() - Clear the Flag Status Register. + * @nor: pointer to 'struct spi_nor' + * + * Prints error in case the operation fails. + */ +static void spi_nor_clear_fsr(struct spi_nor *nor) { + int ret; + if (nor->spimem) { struct spi_mem_op op = SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_CLFSR, 1), @@ -623,10 +643,14 @@ static int spi_nor_clear_fsr(struct spi_nor *nor) SPI_MEM_OP_NO_DUMMY, SPI_MEM_OP_NO_DATA); - return spi_mem_exec_op(nor->spimem, &op); + ret = spi_mem_exec_op(nor->spimem, &op); + } else { + ret = nor->controller_ops->write_reg(nor, SPINOR_OP_CLFSR, + NULL, 0); } - return nor->controller_ops->write_reg(nor, SPINOR_OP_CLFSR, NULL, 0); + if (ret) + dev_err(nor->dev, "error %d clearing FSR\n", ret); } static int spi_nor_fsr_ready(struct spi_nor *nor)