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author | Frederic Weisbecker | 2009-10-18 01:09:09 +0200 |
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committer | Frederic Weisbecker | 2009-10-18 01:12:33 +0200 |
commit | 0f8f86c7bdd1c954fbe153af437a0d91a6c5721a (patch) | |
tree | 94a8d419a470a4f9852ca397bb9bbe48db92ff5c /drivers/infiniband/ulp/ipoib/ipoib_multicast.c | |
parent | Merge branch 'linus' into tracing/hw-breakpoints (diff) | |
parent | perf tools: Move dereference after NULL test (diff) | |
download | kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.tar.gz kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.tar.xz kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.zip |
Merge commit 'perf/core' into perf/hw-breakpoint
Conflicts:
kernel/Makefile
kernel/trace/Makefile
kernel/trace/trace.h
samples/Makefile
Merge reason: We need to be uptodate with the perf events development
branch because we plan to rewrite the breakpoints API on top of
perf events.
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_multicast.c')
-rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_multicast.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 25874fc680c9..8763c1ea5eb4 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -362,12 +362,19 @@ void ipoib_mcast_carrier_on_task(struct work_struct *work) { struct ipoib_dev_priv *priv = container_of(work, struct ipoib_dev_priv, carrier_on_task); + struct ib_port_attr attr; /* * Take rtnl_lock to avoid racing with ipoib_stop() and * turning the carrier back on while a device is being * removed. */ + if (ib_query_port(priv->ca, priv->port, &attr) || + attr.state != IB_PORT_ACTIVE) { + ipoib_dbg(priv, "Keeping carrier off until IB port is active\n"); + return; + } + rtnl_lock(); netif_carrier_on(priv->dev); rtnl_unlock(); |