diff --git a/arch/sw_64/kernel/perf_regs.c b/arch/sw_64/kernel/perf_regs.c
index d8f3b1d4dee8b6076cdcf18d38c8ed0ccd7c55a5..8fc3597d9e41209dc4ba01da3babeebaf00f7e90 100644
--- a/arch/sw_64/kernel/perf_regs.c
+++ b/arch/sw_64/kernel/perf_regs.c
@@ -20,7 +20,7 @@ u64 perf_reg_value(struct pt_regs *regs, int idx)
 	case PERF_REG_SW64_GP:
 		return regs->gp;
 	case PERF_REG_SW64_SP:
-		return (u64)(user_mode(regs) ? rdusp() : (regs + 1));
+		return (user_mode(regs) ? rdusp() : (u64)(regs + 1));
 	case PERF_REG_SW64_PC:
 		return regs->pc;
 	default: