svn commit: r197449 - head/sys/geom/part
Marcel Moolenaar
marcel at FreeBSD.org
Thu Sep 24 06:00:52 UTC 2009
Author: marcel
Date: Thu Sep 24 06:00:49 2009
New Revision: 197449
URL: http://svn.freebsd.org/changeset/base/197449
Log:
Don't create more partitions than can fit in the table by checking
that the index is within bounds.
Modified:
head/sys/geom/part/g_part.c
Modified: head/sys/geom/part/g_part.c
==============================================================================
--- head/sys/geom/part/g_part.c Thu Sep 24 02:15:05 2009 (r197448)
+++ head/sys/geom/part/g_part.c Thu Sep 24 06:00:49 2009 (r197449)
@@ -480,6 +480,10 @@ g_part_ctl_add(struct gctl_req *req, str
gctl_error(req, "%d index '%d'", EEXIST, gpp->gpp_index);
return (EEXIST);
}
+ if (index > table->gpt_entries) {
+ gctl_error(req, "%d index '%d'", ENOSPC, index);
+ return (ENOSPC);
+ }
entry = (delent == NULL) ? g_malloc(table->gpt_scheme->gps_entrysz,
M_WAITOK | M_ZERO) : delent;
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