arm64: Fix compilation error with EARLY_PRINTK disabled

arm64/head.S: Assembler messages:
arm64/head.S:391: Error: operand 1 should be an integer register -- `mov pc,lr'

Signed-off-by: Julien Grall <julien.grall@linaro.org>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

diff --git a/xen/arch/arm/arm64/head.S b/xen/arch/arm/arm64/head.S
index f0d90660efdcfe14f23e7dc33f01cc9c1adbcde0..ef0289996bbef26947515acede8be37c3c600b3c 100644 (file)
--- a/xen/arch/arm/arm64/head.S
+++ b/xen/arch/arm/arm64/head.S
@@ -388,6 +388,6 @@ init_uart:
 .global early_puts
 early_puts:
 puts:
-putn:   mov   pc, lr
+putn:   ret
 
 #endif /* EARLY_UART_ADDRESS */