183 	int ret = 0;  in __unregister_ftrace_function()  local
203 		ret = -1;  in __unregister_ftrace_function()
229 	return ret;  in __unregister_ftrace_function()
575 	int ret;  in ftrace_code_disable()  local
579 	ret = ftrace_make_nop(mod, rec, mcount_addr);  in ftrace_code_disable()
580 	if (ret) {  in ftrace_code_disable()
581 		ftrace_bug(ret, ip);  in ftrace_code_disable()
887 	int ret;  in ftrace_avail_open()  local
898 	ret = seq_open(file, &show_ftrace_seq_ops);  in ftrace_avail_open()
899 	if (!ret) {  in ftrace_avail_open()
907 	return ret;  in ftrace_avail_open()
924 	int ret;  in ftrace_failures_open()  local
928 	ret = ftrace_avail_open(inode, file);  in ftrace_failures_open()
929 	if (!ret) {  in ftrace_failures_open()
935 	return ret;  in ftrace_failures_open()
967 	int ret = 0;  in ftrace_regex_open()  local
986 		ret = seq_open(file, &show_ftrace_seq_ops);  in ftrace_regex_open()
987 		if (!ret) {  in ftrace_regex_open()
996 	return ret;  in ftrace_regex_open()
1024 	loff_t ret;  in ftrace_regex_lseek()  local
1027 		ret = seq_lseek(file, offset, origin);  in ftrace_regex_lseek()
1029 		file->f_pos = ret = 1;  in ftrace_regex_lseek()
1031 	return ret;  in ftrace_regex_lseek()
1130 	ssize_t ret;  in ftrace_regex_write()  local
1148 	ret = get_user(ch, ubuf++);  in ftrace_regex_write()
1149 	if (ret)  in ftrace_regex_write()
1157 			ret = get_user(ch, ubuf++);  in ftrace_regex_write()
1158 			if (ret)  in ftrace_regex_write()
1166 			ret = read;  in ftrace_regex_write()
1177 			ret = -EINVAL;  in ftrace_regex_write()
1180 		ret = get_user(ch, ubuf++);  in ftrace_regex_write()
1181 		if (ret)  in ftrace_regex_write()
1198 	ret = read;  in ftrace_regex_write()
1202 	return ret;  in ftrace_regex_write()
1398 	int ret = 0;  in ftrace_graph_open()  local
1411 		ret = seq_open(file, &ftrace_graph_seq_ops);  in ftrace_graph_open()
1412 		if (!ret) {  in ftrace_graph_open()
1420 	return ret;  in ftrace_graph_open()
1481 	ssize_t ret;  in ftrace_graph_write()  local
1491 		ret = -EBUSY;  in ftrace_graph_write()
1501 	ret = get_user(ch, ubuf++);  in ftrace_graph_write()
1502 	if (ret)  in ftrace_graph_write()
1509 		ret = get_user(ch, ubuf++);  in ftrace_graph_write()
1510 		if (ret)  in ftrace_graph_write()
1518 		ret = read;  in ftrace_graph_write()
1526 			ret = -EINVAL;  in ftrace_graph_write()
1529 		ret = get_user(ch, ubuf++);  in ftrace_graph_write()
1530 		if (ret)  in ftrace_graph_write()
1538 	ret = ftrace_set_func(array, ftrace_graph_count, buffer);  in ftrace_graph_write()
1539 	if (ret)  in ftrace_graph_write()
1546 	ret = read;  in ftrace_graph_write()
1550 	return ret;  in ftrace_graph_write()
1645 	int ret;  in ftrace_init()  local
1660 	ret = ftrace_dyn_table_alloc(count);  in ftrace_init()
1661 	if (ret)  in ftrace_init()
1666 	ret = ftrace_convert_nops(NULL,  in ftrace_init()
1785 	int ret;  in ftrace_pid_write()  local
1795 	ret = strict_strtol(buf, 10, &val);  in ftrace_pid_write()
1796 	if (ret < 0)  in ftrace_pid_write()
1797 		return ret;  in ftrace_pid_write()
1896 	int ret;  in register_ftrace_function()  local
1903 	ret = __register_ftrace_function(ops);  in register_ftrace_function()
1907 	return ret;  in register_ftrace_function()
1918 	int ret;  in unregister_ftrace_function()  local
1921 	ret = __unregister_ftrace_function(ops);  in unregister_ftrace_function()
1925 	return ret;  in unregister_ftrace_function()
1933 	int ret;  in ftrace_enable_sysctl()  local
1940 	ret  = proc_dointvec(table, write, file, buffer, lenp, ppos);  in ftrace_enable_sysctl()
1942 	if (ret || !write || (last_ftrace_enabled == ftrace_enabled))  in ftrace_enable_sysctl()
1968 	return ret;  in ftrace_enable_sysctl()
1990 	int ret = 0;  in alloc_retstack_tasklist()  local
2002 			ret = -ENOMEM;  in alloc_retstack_tasklist()
2010 			ret = -EAGAIN;  in alloc_retstack_tasklist()
2029 	return ret;  in alloc_retstack_tasklist()
2036 	int ret, cpu;  in start_graph_tracing()  local
2050 		ret = alloc_retstack_tasklist(ret_stack_list);  in start_graph_tracing()
2051 	} while (ret == -EAGAIN);  in start_graph_tracing()
2054 	return ret;  in start_graph_tracing()
2081 	int ret = 0;  in register_ftrace_graph()  local
2089 	ret = start_graph_tracing();  in register_ftrace_graph()
2090 	if (ret) {  in register_ftrace_graph()
2102 	return ret;  in register_ftrace_graph()