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authorLevente Kurusa <levex@linux.com>2014-01-30 15:45:46 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-30 16:56:54 -0800
commit0c692d07842a67d9aa6b8266a80e4ac460a5c1a2 (patch)
tree8ecdf75687efe387fd47feec6df5b88b5cc48bc0 /drivers/net/phy/mdio_bus.c
parent54f5968db9e09de8779b5a5174719af51f1da199 (diff)
downloadlinux-linaro-stable-0c692d07842a67d9aa6b8266a80e4ac460a5c1a2.tar.gz
drivers/net/phy/mdio_bus.c: call put_device on device_register() failure
It is required to call put_device() if device_register() fails, so that we give up the last reference to the device. Calling put_device allows for mdiobus_release to be executed, kfreeing the bus. Signed-off-by: Levente Kurusa <levex@linux.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: David Daney <david.daney@cavium.com> Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/net/phy/mdio_bus.c')
-rw-r--r--drivers/net/phy/mdio_bus.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 930694d3a13f..71e49000fbf3 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -150,6 +150,7 @@ int mdiobus_register(struct mii_bus *bus)
err = device_register(&bus->dev);
if (err) {
pr_err("mii_bus %s failed to register\n", bus->id);
+ put_device(&bus->dev);
return -EINVAL;
}