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staging: wfx: fix double free

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In case of error in wfx_probe(), wdev->hw is freed. Since an error
occurred, wfx_free_common() is called, then wdev->hw is freed again.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Reviewed-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Fixes: 4033714d6c ("staging: wfx: fix init/remove vs IRQ race")
Link: https://lore.kernel.org/r/20200505123757.39506-4-Jerome.Pouiller@silabs.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jérôme Pouiller
2020-05-05 14:37:45 +02:00
committed by Greg Kroah-Hartman
parent 01088cd143
commit 832cc98141
1 changed files with 0 additions and 1 deletions
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drivers/staging/wfx/main.c
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@@ -469,7 +469,6 @@ int wfx_probe(struct wfx_dev *wdev)
err2:
ieee80211_unregister_hw(wdev->hw);
ieee80211_free_hw(wdev->hw);
err1:
wfx_bh_unregister(wdev);
return err;