Date: Wed, 12 Oct 2016 08:25:13 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r307132 - head/sys/cam/scsi Message-ID: <201610120825.u9C8PD1U085315@repo.freebsd.org>
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Author: mav Date: Wed Oct 12 08:25:13 2016 New Revision: 307132 URL: https://svnweb.freebsd.org/changeset/base/307132 Log: Use copyout() instead of pointing sbuf to user-space buffer. MFC after: 2 weeks Modified: head/sys/cam/scsi/scsi_enc_ses.c Modified: head/sys/cam/scsi/scsi_enc_ses.c ============================================================================== --- head/sys/cam/scsi/scsi_enc_ses.c Wed Oct 12 07:08:32 2016 (r307131) +++ head/sys/cam/scsi/scsi_enc_ses.c Wed Oct 12 08:25:13 2016 (r307132) @@ -2672,13 +2672,13 @@ ses_get_elm_devnames(enc_softc_t *enc, e if (len < 0) return (EINVAL); - sbuf_new(&sb, elmdn->elm_devnames, len, 0); - cam_periph_unlock(enc->periph); + sbuf_new(&sb, NULL, len, SBUF_FIXEDLEN); ses_paths_iter(enc, &enc->enc_cache.elm_map[elmdn->elm_idx], ses_elmdevname_callback, &sb); sbuf_finish(&sb); elmdn->elm_names_len = sbuf_len(&sb); + copyout(sbuf_data(&sb), elmdn->elm_devnames, elmdn->elm_names_len + 1); cam_periph_lock(enc->periph); return (elmdn->elm_names_len > 0 ? 0 : ENODEV); }
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