libtcmu: detect INQURY response truncation
libtcmu: detect INQURY response truncation

tcmu_memcpy_into_iovec() is used to copy the pregenerated INQUIRY
response data into caller provided iovecs. Ensure that these memcopies
aren't truncated.

Signed-off-by: David Disseldorp <589a549dc9f982d9f46aeeb82a09ab6d87ccf1d8@suse.de>

open-iscsi/tcmu-runner,superlibj/tcmu-runner,lxbsz/tcmu-runner,JefferyHu/tcmu-runner,agrover/tcmu-runner,liuy/tcmu-runner,open-iscsi/tcmu-runner