ptp: fix NULL pointer dereference in ptp_clock_register
Fix NULL pointer dereference in ptp_clock_register. The argument "parent" of ptp_clock_register may be NULL pointer. Fixes: 73f37068 ("ptp: support ptp physical/virtual clocks conversion") Reported-by:kernel test robot <oliver.sang@intel.com> Signed-off-by:
Yangbo Lu <yangbo.lu@nxp.com> Signed-off-by:
David S. Miller <davem@davemloft.net>
parent
6ff63a15
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