diff --git a/arch/arm64/include/asm/ptrace.h b/arch/arm64/include/asm/ptrace.h
index c7ba261dd4b37b8b1ecb1a06d5a4fe7b583a3d92..a429b5940be2e614a8149fcc7c7acac9d2b4fad0 100644
--- a/arch/arm64/include/asm/ptrace.h
+++ b/arch/arm64/include/asm/ptrace.h
@@ -135,6 +135,11 @@ struct pt_regs {
 #define user_stack_pointer(regs) \
 	(!compat_user_mode(regs)) ? ((regs)->sp) : ((regs)->compat_sp)
 
+static inline unsigned long regs_return_value(struct pt_regs *regs)
+{
+	return regs->regs[0];
+}
+
 /*
  * Are the current registers suitable for user mode? (used to maintain
  * security in signal handlers)