Do defensive programming by using zfree() to initialize freed pointers
to NULL, so that eventual use after free result in a NULL pointer deref
instead of more subtle behaviour.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
return &c2c_he->he;
out_free:
- free(c2c_he->nodeset);
- free(c2c_he->cpuset);
+ zfree(&c2c_he->nodeset);
+ zfree(&c2c_he->cpuset);
free(c2c_he);
return NULL;
}
c2c_he = container_of(he, struct c2c_hist_entry, he);
if (c2c_he->hists) {
hists__delete_entries(&c2c_he->hists->hists);
- free(c2c_he->hists);
+ zfree(&c2c_he->hists);
}
- free(c2c_he->cpuset);
- free(c2c_he->nodeset);
- free(c2c_he->nodestr);
- free(c2c_he->node_stats);
+ zfree(&c2c_he->cpuset);
+ zfree(&c2c_he->nodeset);
+ zfree(&c2c_he->nodestr);
+ zfree(&c2c_he->node_stats);
free(c2c_he);
}