Make sure that the hlink node->data allocation doesn't fail.

diff --git a/hlink.c b/hlink.c
index 5c61170..fede153 100644 (file)
--- a/hlink.c
+++ b/hlink.c
@@ -124,7 +124,8 @@ static void match_gnums(int32 *ndx_list, int ndx_count)
                if (inc_recurse) {
                        node = hashtable_find(prior_hlinks, gnum, 1);
                        if (!node->data) {
-                               node->data = new_array0(char, 5);
+                               if (!(node->data = new_array0(char, 5)))
+                                       out_of_memory("match_gnums");
                                assert(gnum >= hlink_flist->ndx_start);
                                file->flags |= FLAG_HLINK_FIRST;
                                prev = -1;