Re: [PATCH 2/2] drivers/net/phy/mdio-bitbang.c: Call mdiobus_unregister before mdiobus_free
From: Peter Senna Tschudin Date: Sun, 28 Oct 2012 17:12:01 +0100 > Based on commit b27393aecf66199f5ddad37c302d3e0cfadbe6c0 > > 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/): > // > @@ > expression E; > @@ > ... when != mdiobus_unregister(E); > > + mdiobus_unregister(E); > mdiobus_free(E); > // > > Signed-off-by: Peter Senna Tschudin Applied. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH 2/2] drivers/net/phy/mdio-bitbang.c: Call mdiobus_unregister before mdiobus_free
From: Peter Senna Tschudin peter.se...@gmail.com Date: Sun, 28 Oct 2012 17:12:01 +0100 Based on commit b27393aecf66199f5ddad37c302d3e0cfadbe6c0 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.se...@gmail.com Applied. -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 2/2] drivers/net/phy/mdio-bitbang.c: Call mdiobus_unregister before mdiobus_free
Based on commit b27393aecf66199f5ddad37c302d3e0cfadbe6c0 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/): // @@ expression E; @@ ... when != mdiobus_unregister(E); + mdiobus_unregister(E); mdiobus_free(E); // Signed-off-by: Peter Senna Tschudin --- This problem is somewhat mystifying. If the patch is correct, there were probably many OOPSese caused by not calling mdiobus_unregister... Reporting anyway... drivers/net/phy/mdio-bitbang.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/phy/mdio-bitbang.c b/drivers/net/phy/mdio-bitbang.c index daec9b0..6428fcb 100644 --- a/drivers/net/phy/mdio-bitbang.c +++ b/drivers/net/phy/mdio-bitbang.c @@ -234,6 +234,7 @@ void free_mdio_bitbang(struct mii_bus *bus) struct mdiobb_ctrl *ctrl = bus->priv; module_put(ctrl->ops->owner); + mdiobus_unregister(bus); mdiobus_free(bus); } EXPORT_SYMBOL(free_mdio_bitbang); -- 1.7.11.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 2/2] drivers/net/phy/mdio-bitbang.c: Call mdiobus_unregister before mdiobus_free
Based on commit b27393aecf66199f5ddad37c302d3e0cfadbe6c0 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.se...@gmail.com --- This problem is somewhat mystifying. If the patch is correct, there were probably many OOPSese caused by not calling mdiobus_unregister... Reporting anyway... drivers/net/phy/mdio-bitbang.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/phy/mdio-bitbang.c b/drivers/net/phy/mdio-bitbang.c index daec9b0..6428fcb 100644 --- a/drivers/net/phy/mdio-bitbang.c +++ b/drivers/net/phy/mdio-bitbang.c @@ -234,6 +234,7 @@ void free_mdio_bitbang(struct mii_bus *bus) struct mdiobb_ctrl *ctrl = bus-priv; module_put(ctrl-ops-owner); + mdiobus_unregister(bus); mdiobus_free(bus); } EXPORT_SYMBOL(free_mdio_bitbang); -- 1.7.11.7 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
