compile.c: assigned in REALLOC_N

* compile.c (iseq_set_sequence): assigned in REALLOC_N, no further
  assignment.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47294 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

compile.c

@@ -1649,7 +1649,7 @@ iseq_set_sequence(rb_iseq_t *iseq, LINK_ANCHOR *anchor)
     iseq->iseq_size = pos;
     iseq->stack_max = stack_max;
 
-    line_info_table = REALLOC_N(line_info_table, struct iseq_line_info_entry, k);
+    REALLOC_N(line_info_table, struct iseq_line_info_entry, k);
     iseq->line_info_table = line_info_table;
     iseq->line_info_size = k;