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mac802154: fix destructon ordering for ieee802154 devices

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mutex_destroy() must be called before wpan_phy_free(), because it puts the last
reference and frees memory. Catched as overwritten poison in kmalloc-2048.

Signed-off-by: Konstantin Khlebnikov <[email protected]>
Cc: Alexander Smirnov <[email protected]>
Cc: Dmitry Eremin-Solenikov <[email protected]>
Cc: David S. Miller <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Konstantin Khlebnikov 2012-12-14 01:03:03 +00:00 • committed by David S. Miller
commit 1e9f954516
1 changed files with 2 additions and 2 deletions
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4
net/mac802154/ieee802154_dev.c
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@ -224,9 +224,9 @@ void ieee802154_free_device(struct ieee802154_dev *hw)
BUG_ON(!list_empty(&priv->slaves));
wpan_phy_free(priv->phy);
mutex_destroy(&priv->slaves_mtx);
wpan_phy_free(priv->phy);
}
EXPORT_SYMBOL(ieee802154_free_device);