ARM: 7408/1: cacheflush: return error to userspace when flushing syscall fails

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / arm / mm / proc-arm1026.S

diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index 3eb9c3c26c75ac7128585e64316ede8f1662b85f..fbc1d5fc24dcd0b5df37e4f508b4ea7fb9c4bafc 100644 (file)
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -218,6 +218,7 @@ ENTRY(arm1026_coherent_user_range)
        cmp     r0, r1
        blo     1b
        mcr     p15, 0, ip, c7, c10, 4          @ drain WB
+       mov     r0, #0
        mov     pc, lr
 
 /*