drivers/net/phy/mdio-bitbang.c: Call mdiobus_unregister before mdiobus_free
Based on commit b27393aecf
Calling mdiobus_free without calling mdiobus_unregister causes
BUG_ON(). This patch fixes the issue.
The semantic patch that found this issue(http://coccinelle.lip6.fr/):
// <smpl>
@@
expression E;
@@
... when != mdiobus_unregister(E);
+ mdiobus_unregister(E);
mdiobus_free(E);
// </smpl>
Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Родитель
57c10b61c8
Коммит
aa731872f7
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@ -234,6 +234,7 @@ void free_mdio_bitbang(struct mii_bus *bus)
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struct mdiobb_ctrl *ctrl = bus->priv;
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module_put(ctrl->ops->owner);
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mdiobus_unregister(bus);
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mdiobus_free(bus);
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}
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EXPORT_SYMBOL(free_mdio_bitbang);
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