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Fri, 6 May 2022 12:26:58 +0000 From: Yihao Han To: Krzysztof Kozlowski , Alim Akhtar , linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: kernel@vivo.com, Yihao Han Subject: [PATCH v2] i2c: s3c2410: change return type of 'i2c_s3c_irq_nextbyte' from 'int' to 'void' Date: Fri, 6 May 2022 05:26:39 -0700 Message-Id: <20220506122639.2544-1-hanyihao@vivo.com> X-Mailer: git-send-email 2.17.1 X-ClientProxiedBy: TYBP286CA0008.JPNP286.PROD.OUTLOOK.COM (2603:1096:404:ce::20) To TYZPR06MB4173.apcprd06.prod.outlook.com (2603:1096:400:26::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: fa97e45b-8ca2-4c5f-bb04-08da2f5bb71c X-MS-TrafficTypeDiagnostic: TY2PR06MB2669:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:TYZPR06MB4173.apcprd06.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230001)(4636009)(366004)(8676002)(4326008)(52116002)(86362001)(8936002)(1076003)(508600001)(38100700002)(38350700002)(36756003)(66946007)(5660300002)(66556008)(66476007)(2906002)(26005)(6486002)(83380400001)(107886003)(316002)(6666004)(110136005)(6512007)(6506007)(2616005)(186003)(70780200001);DIR:OUT;SFP:1102; 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unsigned char byte; - int ret = 0; switch (i2c->state) { case STATE_IDLE: dev_err(i2c->dev, "%s: called in STATE_IDLE\n", __func__); - goto out; + return; case STATE_STOP: dev_err(i2c->dev, "%s: called in STATE_STOP\n", __func__); @@ -547,8 +546,6 @@ static int i2c_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat) tmp = readl(i2c->regs + S3C2410_IICCON); tmp &= ~S3C2410_IICCON_IRQPEND; writel(tmp, i2c->regs + S3C2410_IICCON); - out: - return ret; } /*