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-rw-r--r--arch/powerpc/kernel/io.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/io.c b/arch/powerpc/kernel/io.c
index 1882bf419fa6..8dc7547c2377 100644
--- a/arch/powerpc/kernel/io.c
+++ b/arch/powerpc/kernel/io.c
@@ -161,7 +161,7 @@ void _memcpy_fromio(void *dest, const volatile void __iomem *src,
dest++;
n--;
}
- while(n > 4) {
+ while(n >= 4) {
*((u32 *)dest) = *((volatile u32 *)vsrc);
eieio();
vsrc += 4;
@@ -190,7 +190,7 @@ void _memcpy_toio(volatile void __iomem *dest, const void *src, unsigned long n)
vdest++;
n--;
}
- while(n > 4) {
+ while(n >= 4) {
*((volatile u32 *)vdest) = *((volatile u32 *)src);
src += 4;
vdest += 4;