selftests: add missing include unistd
authorDeepa Dinamani <deepa.kernel@gmail.com>
Sat, 2 Feb 2019 15:34:43 +0000 (07:34 -0800)
committerDavid S. Miller <davem@davemloft.net>
Sun, 3 Feb 2019 19:17:30 +0000 (11:17 -0800)
commita9bcfd1d176eb2109f74e1e4eeabdedf22321003
tree4240aa227c923d927cdf5b8fcc038f9e1fa97c03
parent3f8cfd0d95e65ddc6aef70ef28b80cdc3d8ad7e4
selftests: add missing include unistd

Compiling rxtimestamp.c generates error messages due to
non-existing declaration for write() library call.

Add missing unistd.h include to provide the declaration and
silence the error.

Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
tools/testing/selftests/networking/timestamping/rxtimestamp.c