If something bad happens during init, we free the card data.
However, we still keep it initialized, causing some dependent
code to be called at .fini.
Fix it.
Signed-off-by: Mauro Carvalho Chehab <m.che...@samsung.com>
---
drivers/media/usb/em28xx/em28xx-audio.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/media/usb/em28xx/em28xx-audio.c
b/drivers/media/usb/em28xx/em28xx-audio.c
index 1563f71a5ea2..45bea1adc11c 100644
--- a/drivers/media/usb/em28xx/em28xx-audio.c
+++ b/drivers/media/usb/em28xx/em28xx-audio.c
@@ -948,6 +948,7 @@ urb_free:
card_free:
snd_card_free(card);
+ adev->sndcard = NULL;
return err;
}
@@ -966,12 +967,12 @@ static int em28xx_audio_fini(struct em28xx *dev)
em28xx_info("Closing audio extension");
- snd_card_disconnect(dev->adev.sndcard);
- flush_work(&dev->wq_trigger);
+ if (dev->adev.sndcard) {
+ snd_card_disconnect(dev->adev.sndcard);
+ flush_work(&dev->wq_trigger);
- em28xx_audio_free_urb(dev);
+ em28xx_audio_free_urb(dev);
- if (dev->adev.sndcard) {
snd_card_free(dev->adev.sndcard);
dev->adev.sndcard = NULL;
}
--
1.8.3.1
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