From ac7198bb124e7007cfd48990d382678341886dba Mon Sep 17 00:00:00 2001 From: Andy Fleming Date: Mon, 22 Sep 2008 14:10:25 -0700 Subject: gianfar: free/iounmap memory after an error in mii bus initialization Recent changes to MII bus initialization code added exit points which didn't free or iounmap the bus before returning. Addresses http://bugzilla.kernel.org/show_bug.cgi?id=11372. Signed-off-by: Andy Fleming Reported-by: Daniel Marjamki Cc: Jeff Garzik Signed-off-by: Andrew Morton Signed-off-by: Jeff Garzik --- drivers/net/gianfar_mii.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/net/gianfar_mii.c b/drivers/net/gianfar_mii.c index 906aba2757e..678f48c6911 100644 --- a/drivers/net/gianfar_mii.c +++ b/drivers/net/gianfar_mii.c @@ -211,19 +211,21 @@ static int gfar_mdio_probe(struct device *dev) gfar_write(&enet_regs->tbipa, 0); for (i = PHY_MAX_ADDR; i > 0; i--) { u32 phy_id; - int r; - r = get_phy_id(new_bus, i, &phy_id); - if (r) - return r; + err = get_phy_id(new_bus, i, &phy_id); + if (err) + goto bus_register_fail; if (phy_id == 0xffffffff) break; } /* The bus is full. We don't support using 31 PHYs, sorry */ - if (i == 0) - return -EBUSY; + if (i == 0) { + err = -EBUSY; + + goto bus_register_fail; + } gfar_write(&enet_regs->tbipa, i); -- cgit v1.2.3