diff options
| author | Andy Fleming <afleming@freescale.com> | 2008-09-23 01:10:25 +0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-09-25 04:49:02 +0400 |
| commit | ac7198bb124e7007cfd48990d382678341886dba (patch) | |
| tree | 660492cf1a75847f943b7b5063630103d377692f /drivers/net/gianfar_mii.c | |
| parent | fbb80230bf1c1dcc81339e991b172006243333e9 (diff) | |
| download | linux-ac7198bb124e7007cfd48990d382678341886dba.tar.xz | |
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 <afleming@freescale.com>
Reported-by: Daniel Marjamki <danielm77@spray.se>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/gianfar_mii.c')
| -rw-r--r-- | drivers/net/gianfar_mii.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/net/gianfar_mii.c b/drivers/net/gianfar_mii.c index 906aba2757e7..678f48c69119 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); |