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| author | H. Peter Anvin <hpa@zytor.com> | 2008-08-27 19:17:07 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2008-08-27 19:17:07 -0700 |
| commit | b30a72a7edfc64c8929104d5c2178aca489aa559 (patch) | |
| tree | 2b26c155c318d08d946bd2d70cf815dcdb29a243 /drivers/infiniband/ulp/ipoib/ipoib_multicast.c | |
| parent | f1c5d30e1d79bbfb60eaf189db862d3cb2bcac92 (diff) | |
| parent | c1b362e3b4d331a63915b268a33207311a439d60 (diff) | |
| download | kernel-crypto-b30a72a7edfc64c8929104d5c2178aca489aa559.tar.gz kernel-crypto-b30a72a7edfc64c8929104d5c2178aca489aa559.tar.xz kernel-crypto-b30a72a7edfc64c8929104d5c2178aca489aa559.zip | |
Merge branch 'x86/urgent' into x86/cpu
Conflicts:
arch/x86/kernel/cpu/cyrix.c
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_multicast.c')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_multicast.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 8950e9546f4..ac33c8f3ea8 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -392,8 +392,16 @@ static int ipoib_mcast_join_complete(int status, &priv->mcast_task, 0); mutex_unlock(&mcast_mutex); - if (mcast == priv->broadcast) + if (mcast == priv->broadcast) { + /* + * Take RTNL lock here to avoid racing with + * ipoib_stop() and turning the carrier back + * on while a device is being removed. + */ + rtnl_lock(); netif_carrier_on(dev); + rtnl_unlock(); + } return 0; } |