AVR32: Add missing return instruction in __raw_writesb

__raw_writesb ends with a conditional branch, which is obviously
wrong. It should return after the last loop terminates.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>

diff --git a/arch/avr32/lib/io-readsb.S b/arch/avr32/lib/io-readsb.S
index b319d5e..2be5da7 100644 (file)
--- a/arch/avr32/lib/io-readsb.S
+++ b/arch/avr32/lib/io-readsb.S
@@ -45,3 +45,5 @@ __raw_readsb:
        sub     r10, 1
        st.b    r11++, r8
        brne    3b
+
+       retal   r12