diff --git a/arch/m32r/include/asm/processor.h b/arch/m32r/include/asm/processor.h
index 8397c249989b36561eca1fc0c99ddd842dedc061..e1f46d7574602aa5ca4f3934097fed74c94cb005 100644
--- a/arch/m32r/include/asm/processor.h
+++ b/arch/m32r/include/asm/processor.h
@@ -106,7 +106,6 @@ struct thread_struct {
 
 #define start_thread(regs, new_pc, new_spu) 				\
 	do {								\
-		set_fs(USER_DS); 					\
 		regs->psw = (regs->psw | USERPS_BPSW) & 0x0000FFFFUL;	\
 		regs->bpc = new_pc;					\
 		regs->spu = new_spu;					\