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| author | Takashi Iwai <tiwai@suse.de> | 2010-06-02 14:15:10 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-06-02 14:15:10 +0200 |
| commit | e4caa8bab3862a7694ab7c6dfede223227ad7fc5 (patch) | |
| tree | 9fa537a72f00f6b4f86c2da7be2e9554304a8ec4 /drivers/net/wireless/ath/ar9170/usb.c | |
| parent | 9f75c1b12c5ef392ddcea575b13560842c28b1b3 (diff) | |
| parent | edb39935c8b19fcd9a8f619d0bc1e9d04594cd2b (diff) | |
| download | linux-e4caa8bab3862a7694ab7c6dfede223227ad7fc5.tar.gz | |
Merge branch 'master' of git.alsa-project.org:alsa-kernel into fix/hda
Diffstat (limited to 'drivers/net/wireless/ath/ar9170/usb.c')
| -rw-r--r-- | drivers/net/wireless/ath/ar9170/usb.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c index 82ab532a4923..a93dc18a45c3 100644 --- a/drivers/net/wireless/ath/ar9170/usb.c +++ b/drivers/net/wireless/ath/ar9170/usb.c @@ -739,17 +739,27 @@ err_out: static void ar9170_usb_firmware_failed(struct ar9170_usb *aru) { struct device *parent = aru->udev->dev.parent; + struct usb_device *udev; + + /* + * Store a copy of the usb_device pointer locally. + * This is because device_release_driver initiates + * ar9170_usb_disconnect, which in turn frees our + * driver context (aru). + */ + udev = aru->udev; complete(&aru->firmware_loading_complete); /* unbind anything failed */ if (parent) device_lock(parent); - device_release_driver(&aru->udev->dev); + + device_release_driver(&udev->dev); if (parent) device_unlock(parent); - usb_put_dev(aru->udev); + usb_put_dev(udev); } static void ar9170_usb_firmware_finish(const struct firmware *fw, void *context) |