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Fri, 2 Aug 2019 12:04:11 +0200 From: Schrempf Frieder To: "u.kleine-koenig@pengutronix.de" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , "linux-imx@nxp.com" Subject: [PATCH v3 4/4] serial: 8250: Don't check for mctrl_gpio_init() returning -ENOSYS Thread-Topic: [PATCH v3 4/4] serial: 8250: Don't check for mctrl_gpio_init() returning -ENOSYS Thread-Index: AQHVSRmhIxHe9MI46E6+p88Y1S0NjQ== Date: Fri, 2 Aug 2019 10:04:11 +0000 Message-ID: <20190802100349.8659-4-frieder.schrempf@kontron.de> References: <20190802100349.8659-1-frieder.schrempf@kontron.de> In-Reply-To: <20190802100349.8659-1-frieder.schrempf@kontron.de> Accept-Language: de-DE, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.17.1 x-originating-ip: [172.25.9.193] x-c2processedorg: 51b406b7-48a2-4d03-b652-521f56ac89f3 MIME-Version: 1.0 X-SnT-MailScanner-Information: Please contact the ISP for more information X-SnT-MailScanner-ID: 999FD67A8D8.A10A8 X-SnT-MailScanner: Not scanned: please contact your Internet E-Mail Service Provider for details X-SnT-MailScanner-SpamCheck: X-SnT-MailScanner-From: frieder.schrempf@kontron.de X-SnT-MailScanner-To: festevam@gmail.com, geert+renesas@glider.be, gregkh@linuxfoundation.org, jslaby@suse.com, kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, s.hauer@pengutronix.de, shawnguo@kernel.org, u.kleine-koenig@pengutronix.de X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190802_030418_507595_30B3ECDD X-CRM114-Status: GOOD ( 11.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "geert+renesas@glider.be" , Greg Kroah-Hartman , "linux-kernel@vger.kernel.org" , Schrempf Frieder , "linux-serial@vger.kernel.org" , Jiri Slaby , "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Frieder Schrempf Now that the mctrl_gpio code returns NULL instead of ERR_PTR(-ENOSYS) if CONFIG_GPIOLIB is disabled, we can safely remove this check. Signed-off-by: Frieder Schrempf --- Changes in v3 ============= * Adjust the commit message and subject line Changes in v2 ============= * Add a patch for the 8250 driver --- drivers/tty/serial/8250/8250_core.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c index df3bcc0b2d74..e682390ce0de 100644 --- a/drivers/tty/serial/8250/8250_core.c +++ b/drivers/tty/serial/8250/8250_core.c @@ -1026,10 +1026,8 @@ int serial8250_register_8250_port(struct uart_8250_port *up) if (!has_acpi_companion(uart->port.dev)) { gpios = mctrl_gpio_init(&uart->port, 0); if (IS_ERR(gpios)) { - if (PTR_ERR(gpios) != -ENOSYS) { - ret = PTR_ERR(gpios); - goto out_unlock; - } + ret = PTR_ERR(gpios); + goto out_unlock; } else { uart->gpios = gpios; } -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel