714 	int i, stack_depth;  in generate_loop_for_req()  local
721 		stack_depth = 0;  in generate_loop_for_req()
724 			stack_depth++;  in generate_loop_for_req()
735 	stack_depth += 2; /* fnode + loop_entry */  in generate_loop_for_req()
736 	revstack = emalloc(sizeof(char *) * stack_depth);  in generate_loop_for_req()
737 	bzero(revstack, (sizeof(char *) * stack_depth));  in generate_loop_for_req()
742 	revstack[stack_depth - 1] = loop_entry->node->filename;  in generate_loop_for_req()
743 	bufsize += strlen(revstack[stack_depth - 1]);  in generate_loop_for_req()
745 	revstack[stack_depth - 2] = fnode->filename;  in generate_loop_for_req()
746 	bufsize += strlen(revstack[stack_depth - 2]);  in generate_loop_for_req()
750 	for (i = stack_depth - 3; i >= 0; i--) {  in generate_loop_for_req()
756 	bufsize += strlen(" -> ") * (stack_depth - 1);  in generate_loop_for_req()
761 	for (i = 0; i < stack_depth; i++) {  in generate_loop_for_req()
763 		if (i < stack_depth - 1)  in generate_loop_for_req()