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>
xanmod · Jan 8, 2019 · 51f689c · 51f689c
1 parent db4a6cb
commit 51f689c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git 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);