Author: pfg
Date: Mon Apr 20 16:31:27 2015
New Revision: 281769
URL: https://svnweb.freebsd.org/changeset/base/281769
Log:
g_uncompress_taste: prevent a double free.
Found by: Clang Static Analyzer
MFC after: 1 week
Modified:
head/sys/geom/uncompress/g_uncompress.c
Modified: head/sys/geom/uncompress/g_uncompress.c
==============================================================================
--- head/sys/geom/uncompress/g_uncompress.c Mon Apr 20 16:23:59 2015
(r281768)
+++ head/sys/geom/uncompress/g_uncompress.c Mon Apr 20 16:31:27 2015
(r281769)
@@ -571,6 +571,7 @@ g_uncompress_taste(struct g_class *mp, s
(buf+sizeof(struct cloop_header)))[i]);
}
free(buf, M_GEOM);
+ buf = NULL;
DPRINTF(("%s: done reading offsets\n", gp->name));
mtx_init(&sc->last_mtx, "geom_uncompress cache", NULL, MTX_DEF);
sc->last_blk = -1;
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