lsns: fix clang compiler warning

../sys-utils/lsns.c:360:8: warning: comparison of integers of different signs: '__u32' (aka 'unsigned int') and 'int' [-Wsign-compare]
        if (!(NLMSG_OK(nlh, reslen)
              ^~~~~~~~~~~~~~~~~~~~~
/usr/include/linux/netlink.h:90:24: note: expanded from macro 'NLMSG_OK'
                           (nlh)->nlmsg_len <= (len))
                           ~~~~~~~~~~~~~~~~ ^   ~~~

Signed-off-by: Ruediger Meier <ruediger.meier@ga-group.nl>
1 file changed