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ptp: fix missing break in switch

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[ Upstream commit 9ba8376ce1e2cbf4ce44f7e4bee1d0648e10d594 ]

It seems that a *break* is missing in order to avoid falling through
to the default case. Otherwise, checking *chan* makes no sense.

Fixes: 72df7a7244c0 ("ptp: Allow reassigning calibration pin function")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gustavo A. R. Silva 2018-07-17 20:17:33 -05:00 committed by Greg Kroah-Hartman
parent 77befb4bd1
commit 5ac2bc675c
1 changed files with 1 additions and 0 deletions
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drivers/ptp/ptp_chardev.c
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@ -89,6 +89,7 @@ int ptp_set_pinfunc(struct ptp_clock *ptp, unsigned int pin,
case PTP_PF_PHYSYNC:
if (chan != 0)
return -EINVAL;
break;
default:
return -EINVAL;
}