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From: Chunyan Zhang <zhang.lyra@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Jiri Slaby <jslaby@suse.com>
Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
	Orson Zhai <orsonzhai@gmail.com>,
	Baolin Wang <baolin.wang7@gmail.com>,
	Chunyan Zhang <zhang.lyra@gmail.com>,
	Chunyan Zhang <chunyan.zhang@unisoc.com>
Subject: [PATCH v2 2/2] serial: sprd: cleanup the sprd_port for error case
Date: Wed, 18 Mar 2020 16:31:20 +0800	[thread overview]
Message-ID: <20200318083120.13805-2-zhang.lyra@gmail.com> (raw)
In-Reply-To: <20200318083120.13805-1-zhang.lyra@gmail.com>

From: Chunyan Zhang <chunyan.zhang@unisoc.com>

It would be better to cleanup the sprd_port for the device before
return error.

Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
---
 drivers/tty/serial/sprd_serial.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c
index 9f8c14ff6454..54477de9822f 100644
--- a/drivers/tty/serial/sprd_serial.c
+++ b/drivers/tty/serial/sprd_serial.c
@@ -1204,8 +1204,10 @@ static int sprd_probe(struct platform_device *pdev)
 	up->has_sysrq = IS_ENABLED(CONFIG_SERIAL_SPRD_CONSOLE);
 
 	ret = sprd_clk_init(up);
-	if (ret)
+	if (ret) {
+		sprd_port[index] = NULL;
 		return ret;
+	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	up->membase = devm_ioremap_resource(&pdev->dev, res);
-- 
2.20.1


  reply	other threads:[~2020-03-18  8:31 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-18  8:31 [PATCH v2 1/2] serial: sprd: getting port index via serial alias only Chunyan Zhang
2020-03-18  8:31 ` Chunyan Zhang [this message]
2020-03-18  9:16   ` [PATCH v2 2/2] serial: sprd: cleanup the sprd_port for error case Baolin Wang
2020-03-18  9:47     ` Chunyan Zhang
2020-03-18  9:54       ` Baolin Wang
2020-03-18 10:06     ` Baolin Wang
2020-03-18 10:13       ` Greg Kroah-Hartman
2020-03-18 10:16         ` Chunyan Zhang
2020-03-18 10:46           ` Greg Kroah-Hartman
2020-03-18 11:01             ` Chunyan Zhang

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