diff options
| author | Bart Van Assche <bart.vanassche@sandisk.com> | 2016-11-21 10:21:41 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-09 08:32:23 +0100 |
| commit | 4187dfa67fa9bfdfa3ddc14796b42302faf1f357 (patch) | |
| tree | 1b20f1f34f4be896179dd29d3639624a3d3b23c8 /drivers | |
| parent | 382072e09f19ba0fa6a3c8e3373d36bb7247cd44 (diff) | |
IPoIB: Avoid reading an uninitialized member variable
commit 11b642b84e8c43e8597de031678d15c08dd057bc upstream.
This patch avoids that Coverity reports the following:
Using uninitialized value port_attr.state when calling printk
Fixes: commit 94232d9ce817 ("IPoIB: Start multicast join process only on active ports")
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Erez Shitrit <erezsh@mellanox.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_multicast.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 1909dd252c94..fddff403d5d2 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -575,8 +575,11 @@ void ipoib_mcast_join_task(struct work_struct *work) if (!test_bit(IPOIB_FLAG_OPER_UP, &priv->flags)) return; - if (ib_query_port(priv->ca, priv->port, &port_attr) || - port_attr.state != IB_PORT_ACTIVE) { + if (ib_query_port(priv->ca, priv->port, &port_attr)) { + ipoib_dbg(priv, "ib_query_port() failed\n"); + return; + } + if (port_attr.state != IB_PORT_ACTIVE) { ipoib_dbg(priv, "port state is not ACTIVE (state = %d) suspending join task\n", port_attr.state); return; |