[PATCH AUTOSEL for 3.18 24/53] IB/ipoib: Update broadcast object if PKey value was changed in index 0

From: Feras Daoud [ Upstream commit 9a9b8112699d78e7f317019b37f377e90023f3ed ] Update the broadcast address in the priv->broadcast object when the Pkey value changes in index 0, otherwise the multicast GID value will keep the previous value of the PKey, and will not be

[PATCH AUTOSEL for 3.18 24/53] IB/ipoib: Update broadcast object if PKey value was changed in index 0

From: Feras Daoud [ Upstream commit 9a9b8112699d78e7f317019b37f377e90023f3ed ] Update the broadcast address in the priv->broadcast object when the Pkey value changes in index 0, otherwise the multicast GID value will keep the previous value of the PKey, and will not be updated. This leads to