diff options
| author | Nikolay Aleksandrov <nikolay@redhat.com> | 2013-11-13 17:07:46 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-12-08 07:29:12 -0800 |
| commit | accbc62ee04bb72ee23a96ec10b0a6a2e2260a55 (patch) | |
| tree | 77425a91a0bfec2840e2f62ab99270220fdb1f42 /net | |
| parent | f4a5ec10024217be0a05f568eca5a93ff756df10 (diff) | |
bonding: fix two race conditions in bond_store_updelay/downdelay
[ Upstream commit b869ccfab1e324507fa3596e3e1308444fb68227 ]
This patch fixes two race conditions between bond_store_updelay/downdelay
and bond_store_miimon which could lead to division by zero as miimon can
be set to 0 while either updelay/downdelay are being set and thus miss the
zero check in the beginning, the zero div happens because updelay/downdelay
are stored as new_value / bond->params.miimon. Use rtnl to synchronize with
miimon setting.
CC: Jay Vosburgh <fubar@us.ibm.com>
CC: Andy Gospodarek <andy@greyhouse.net>
CC: Veaceslav Falico <vfalico@redhat.com>
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Acked-by: Veaceslav Falico <vfalico@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
0 files changed, 0 insertions, 0 deletions