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IB/ipoib: Fix oops with ipoib_debug_mcast set
Need to set mcast->ah before debug code dereferences it. Signed-off-by: Or Gerlitz <ogerlitz@voltaire.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
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@ -264,6 +264,10 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
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if (!ah) {
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ipoib_warn(priv, "ib_address_create failed\n");
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} else {
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spin_lock_irq(&priv->lock);
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mcast->ah = ah;
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spin_unlock_irq(&priv->lock);
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ipoib_dbg_mcast(priv, "MGID " IPOIB_GID_FMT
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" AV %p, LID 0x%04x, SL %d\n",
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IPOIB_GID_ARG(mcast->mcmember.mgid),
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@ -271,10 +275,6 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
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be16_to_cpu(mcast->mcmember.mlid),
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mcast->mcmember.sl);
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}
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spin_lock_irq(&priv->lock);
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mcast->ah = ah;
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spin_unlock_irq(&priv->lock);
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}
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/* actually send any queued packets */
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