5255 uts shouldn't open-code ISP2
@@ -3785,11 +3785,11 @@ } hdr = kobj_comphdr(file); if (hdr->ch_magic != CH_MAGIC_ZLIB || hdr->ch_version != CH_VERSION || hdr->ch_algorithm != CH_ALG_ZLIB || hdr->ch_fsize == 0 || - (hdr->ch_blksize & (hdr->ch_blksize - 1)) != 0) { + !ISP2(hdr->ch_blksize)) { kobj_free(file->_dbuf, cip->fsize); return (-1); } file->_base = kobj_alloc(hdr->ch_blksize, KM_WAIT|KM_TMP); file->_bsize = hdr->ch_blksize;