This patch fixes a memory leak in frac_nodes_with_descriptors() where we might return without free'ing the bandwidths variable. See: Coverity CID 1437451.
@@ -2765,6 +2765,8 @@ frac_nodes_with_descriptors(const smartlist_t *sl,
if (node_has_descriptor(node))
n_with_descs++;
});
+
+ tor_free(bandwidths);
return ((double)n_with_descs) / (double)smartlist_len(sl);
}