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IPoIB: Avoid reading an uninitialized member variable 

This patch avoids that Coverity reports the following:

    Using uninitialized value port_attr.state when calling printk

Fixes: commit 94232d9ce8 ("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>
Cc: <stable@vger.kernel.org>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Bart Van Assche 2016-11-21 10:21:41 -08:00 committed by Doug Ledford
parent 2fe2f378dd
commit 11b642b84e
1 changed files with 5 additions and 2 deletions
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7
drivers/infiniband/ulp/ipoib/ipoib_multicast.c
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@ -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;