From: Ganesh Goudar
Date: Thu, 13 Jul 2017 18:36:50 +0530
> Check ptp_clock_register() return not only for NULL but
> also for error pointers, and also nullify adapter->ptp_clock
> if ptp_clock_register() fails.
>
> Fixes: 9c33e4208bce ("cxgb4: Add PTP Hardware Clock (PHC) support")
> Reported-b
Check ptp_clock_register() return not only for NULL but
also for error pointers, and also nullify adapter->ptp_clock
if ptp_clock_register() fails.
Fixes: 9c33e4208bce ("cxgb4: Add PTP Hardware Clock (PHC) support")
Reported-by: Dan Carpenter
Cc: Richard Cochran
Signed-off-by: Ganesh Goudar
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