Fix printf format warning in iflib.c

Clang 5.0.0 got better warnings about printf format strings using %zd,
and this leads to the following -Werror warning on e.g. arm:

    sys/net/iflib.c:1517:8: error: format specifies type 'ssize_t' (aka 'int') but the argument has type 'bus_size_t' (aka 'unsigned long') [-Werror,-Wformat]
                                              sctx->isc_tx_maxsize, nsegments, sctx->isc_tx_maxsegsize);
                                              ^~~~~~~~~~~~~~~~~~~~
    sys/net/iflib.c:1517:41: error: format specifies type 'ssize_t' (aka 'int') but the argument has type 'bus_size_t' (aka 'unsigned long') [-Werror,-Wformat]
                                              sctx->isc_tx_maxsize, nsegments, sctx->isc_tx_maxsegsize);
                                                                               ^~~~~~~~~~~~~~~~~~~~~~~

Fix this by casting bus_size_t arguments to uintmax_t, and using %ju
instead.

Reviewed by:	emaste
MFC after:	3 days
Differential Revision:	https://reviews.freebsd.org/D11679

0 files changed, 0 insertions, 0 deletions