resolve_symlink(): use a strbuf for internal scratch space

diff --git a/revision.c b/revision.c
index 0d3e4171ef73f0cfb58a4f396e17717f3b0bb5a3..e498b7c3394dda23cef3719ebf1f25877d613d4e 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -1397,7 +1397,7 @@ static void prepare_show_merge(struct rev_info *revs)
                        continue;
                if (ce_path_match(ce, &revs->prune_data, NULL)) {
                        prune_num++;
-                       prune = xrealloc(prune, sizeof(*prune) * prune_num);
+                       REALLOC_ARRAY(prune, prune_num);
                        prune[prune_num-2] = ce->name;
                        prune[prune_num-1] = NULL;
                }