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author | markj <markj@FreeBSD.org> | 2015-03-10 20:52:03 +0000 |
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committer | markj <markj@FreeBSD.org> | 2015-03-10 20:52:03 +0000 |
commit | c50bfa1dd2c305908186e05a497f62bd792134b6 (patch) | |
tree | 6b4950c0a53c352127e5563d9b6742c615969673 /cddl | |
parent | 6bcf6bdf568e7a255feccc4a4036b1c00d0f8ae8 (diff) | |
download | FreeBSD-src-c50bfa1dd2c305908186e05a497f62bd792134b6.zip FreeBSD-src-c50bfa1dd2c305908186e05a497f62bd792134b6.tar.gz |
ctf_discard(): fetch the next list element before restarting the loop. If
we end up skipping a dynamic type because it has already been committed to
the container, we would previously either set the loop variable to an
uninitialized local variable, or set it to itself, resulting in an infinite
loop.
MFC after: 2 weeks
Sponsored by: EMC / Isilon Storage Division
Diffstat (limited to 'cddl')
-rw-r--r-- | cddl/contrib/opensolaris/common/ctf/ctf_create.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/cddl/contrib/opensolaris/common/ctf/ctf_create.c b/cddl/contrib/opensolaris/common/ctf/ctf_create.c index 7364814..41e81e5 100644 --- a/cddl/contrib/opensolaris/common/ctf/ctf_create.c +++ b/cddl/contrib/opensolaris/common/ctf/ctf_create.c @@ -583,10 +583,10 @@ ctf_discard(ctf_file_t *fp) return (0); /* no update required */ for (dtd = ctf_list_prev(&fp->ctf_dtdefs); dtd != NULL; dtd = ntd) { + ntd = ctf_list_prev(dtd); if (dtd->dtd_type <= fp->ctf_dtoldid) continue; /* skip types that have been committed */ - ntd = ctf_list_prev(dtd); ctf_dtd_delete(fp, dtd); } |