net: dsa: Fix NULL checking in dsa_slave_set_eee()
This function can't succeed if dp->pl is NULL. It will Oops inside the call to return phylink_ethtool_get_eee(dp->pl, e); Fixes: 1be52e97 ("dsa: slave: eee: Allow ports to use phylink") Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com> Reviewed-by: NFlorian Fainelli <f.fainelli@gmail.com> Reviewed-by: NVivien Didelot <vivien.didelot@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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