[PATCH] USB: serial: ftdi_sio: Add check for create_sysfs_attrs

[Jiasheng Jiang]

As create_sysfs_attrs() can return error number,
it should be better to check the return value and
deal with the exception.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Jiasheng Jiang <jiasheng@xxxxxxxxxxx>
---
 drivers/usb/serial/ftdi_sio.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index d5a3986dfee7..c28f894430a5 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -2251,7 +2251,11 @@ static int ftdi_sio_port_probe(struct usb_serial_port *port)
 	if (read_latency_timer(port) < 0)
 		priv->latency = 16;
 	write_latency_timer(port);
-	create_sysfs_attrs(port);
+	result = create_sysfs_attrs(port);
+	if (result) {
+		remove_sysfs_attrs(port);
+		return result;
+	}
 
 	result = ftdi_gpio_init(port);
 	if (result < 0) {
-- 
2.25.1