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diff --git a/arch/arm/lib/strrchr.S b/arch/arm/lib/strrchr.S
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+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * linux/arch/arm/lib/strrchr.S
+ *
+ * Copyright (C) 1995-2000 Russell King
+ *
+ * ASM optimised string functions
+ */
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+
+ .text
+ .align 5
+ENTRY(strrchr)
+ mov r3, #0
+1: ldrb r2, [r0], #1
+ teq r2, r1
+ subeq r3, r0, #1
+ teq r2, #0
+ bne 1b
+ mov r0, r3
+ ret lr
+ENDPROC(strrchr)