[PATCH 19/36] serial: ifx6x60: fix memory leak

[Greg Kroah-Hartman]

From: Vasiliy Kulikov <segoon@xxxxxxxxxxxx>

If tty_register_driver() failed then tty_driver is still alive.
Free it with put_tty_driver().

Signed-off-by: Vasiliy Kulikov <segoon@xxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 drivers/serial/ifx6x60.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/serial/ifx6x60.c b/drivers/serial/ifx6x60.c
index 3f8d5ee..ab93763 100644
--- a/drivers/serial/ifx6x60.c
+++ b/drivers/serial/ifx6x60.c
@@ -1384,6 +1384,7 @@ static int __init ifx_spi_init(void)
 	if (result) {
 		pr_err("%s: tty_register_driver failed(%d)",
 			DRVNAME, result);
+		put_tty_driver(tty_drv);
 		return result;
 	}
 
-- 
1.7.3.2

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