From: Kangjie Lu <kjlu@umn.edu>
Date: Wed, 26 Dec 2018 01:26:19 +0000 (-0600)
Subject: serial: max310x: pass return value of spi_register_driver
X-Git-Tag: v5.15~6883^2~71
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=51f689cc11333944c7a457f25ec75fcb41e99410;p=platform%2Fkernel%2Flinux-starfive.git

serial: max310x: pass return value of spi_register_driver

spi_register_driver() may fail, so let's pass its return value upstream.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
index 4f47984..eb040d8 100644
--- a/drivers/tty/serial/max310x.c
+++ b/drivers/tty/serial/max310x.c
@@ -1467,10 +1467,10 @@ static int __init max310x_uart_init(void)
 		return ret;
 
 #ifdef CONFIG_SPI_MASTER
-	spi_register_driver(&max310x_spi_driver);
+	ret = spi_register_driver(&max310x_spi_driver);
 #endif
 
-	return 0;
+	return ret;
 }
 module_init(max310x_uart_init);