Message ID | 20131113075247.GI25541@elgon.mountain |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
On 11/13/13 08:52, Dan Carpenter wrote: > We assume that "mp->phy" can be NULL a couple lines before the > dereference. > > Fixes: 1cce16d37d0f ('net: mv643xx_eth: Add missing phy_addr_set in DT mode') > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> > diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c > index 00cd36e..e7905d9 100644 > --- a/drivers/net/ethernet/marvell/mv643xx_eth.c > +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c > @@ -2890,7 +2890,8 @@ static int mv643xx_eth_probe(struct platform_device *pdev) > PHY_INTERFACE_MODE_GMII); > if (!mp->phy) > err = -ENODEV; > - phy_addr_set(mp, mp->phy->addr); > + else > + phy_addr_set(mp, mp->phy->addr); > } else if (pd->phy_addr != MV643XX_ETH_PHY_NONE) { > mp->phy = phy_scan(mp, pd->phy_addr); > > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Wed, Nov 13, 2013 at 09:24:20AM +0100, Sebastian Hesselbarth wrote: > On 11/13/13 08:52, Dan Carpenter wrote: > >We assume that "mp->phy" can be NULL a couple lines before the > >dereference. > > > >Fixes: 1cce16d37d0f ('net: mv643xx_eth: Add missing phy_addr_set in DT mode') > >Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> > > Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Acked-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> My bad, I missed this possibility. Jason -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Dan Carpenter <dan.carpenter@oracle.com> Date: Wed, 13 Nov 2013 10:52:47 +0300 > We assume that "mp->phy" can be NULL a couple lines before the > dereference. > > Fixes: 1cce16d37d0f ('net: mv643xx_eth: Add missing phy_addr_set in DT mode') > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 00cd36e..e7905d9 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -2890,7 +2890,8 @@ static int mv643xx_eth_probe(struct platform_device *pdev) PHY_INTERFACE_MODE_GMII); if (!mp->phy) err = -ENODEV; - phy_addr_set(mp, mp->phy->addr); + else + phy_addr_set(mp, mp->phy->addr); } else if (pd->phy_addr != MV643XX_ETH_PHY_NONE) { mp->phy = phy_scan(mp, pd->phy_addr);
We assume that "mp->phy" can be NULL a couple lines before the dereference. Fixes: 1cce16d37d0f ('net: mv643xx_eth: Add missing phy_addr_set in DT mode') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html