tile: fix some -Wsign-compare warnings
Normally the build doesn't include these warnings, but at one
point I built with -Wsign-compare, and noticed a few things that
are technically bugs. This change fixes those things.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
diff --git a/arch/tile/include/asm/io.h b/arch/tile/include/asm/io.h
index 73b319e3..9fe4349 100644
--- a/arch/tile/include/asm/io.h
+++ b/arch/tile/include/asm/io.h
@@ -255,7 +255,7 @@
static inline void memset_io(volatile void *dst, int val, size_t len)
{
- int x;
+ size_t x;
BUG_ON((unsigned long)dst & 0x3);
val = (val & 0xff) * 0x01010101;
for (x = 0; x < len; x += 4)
@@ -265,7 +265,7 @@
static inline void memcpy_fromio(void *dst, const volatile void __iomem *src,
size_t len)
{
- int x;
+ size_t x;
BUG_ON((unsigned long)src & 0x3);
for (x = 0; x < len; x += 4)
*(u32 *)(dst + x) = readl(src + x);
@@ -274,7 +274,7 @@
static inline void memcpy_toio(volatile void __iomem *dst, const void *src,
size_t len)
{
- int x;
+ size_t x;
BUG_ON((unsigned long)dst & 0x3);
for (x = 0; x < len; x += 4)
writel(*(u32 *)(src + x), dst + x);