[media] em28xx: unregister i2c bus 0 if bus 1 fails to register

Fix the error handling logic, making it to unregister i2c bus 0, in
case of a failure to register the second bus.

Reported-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c
index 541de6df127b7e5255dcea2b0c9100cab697c92b..dbce4dc421f95034357b0d2fd112a0eb835293f4 100644 (file)
--- a/drivers/media/usb/em28xx/em28xx-cards.c
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -2989,6 +2989,9 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
                if (retval < 0) {
                        em28xx_errdev("%s: em28xx_i2c_register bus 1 - error [%d]!\n",
                                __func__, retval);
+
+                       em28xx_i2c_unregister(dev, 0);
+
                        return retval;
                }
        }