mtd: quiet sparse noise in cfi.h

In the inline function cfi_build_cmd_addr, the cast of cmd_ofs to an
uint8_t produces a sparse warning of the type:

warning: cast truncates bits from constant value (2aa becomes aa)

Quiet the warning by masking cmd_ofs with 0xff and remove the cast.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h
index df89f42..a4eefc5 100644 (file)
--- a/include/linux/mtd/cfi.h
+++ b/include/linux/mtd/cfi.h
@@ -297,7 +297,7 @@ static inline uint32_t cfi_build_cmd_addr(uint32_t cmd_ofs,
         * and 32bit devices on 16 bit busses
         * set the low bit of the alternating bit sequence of the address.
         */
-       if (((type * interleave) > bankwidth) && ((uint8_t)cmd_ofs == 0xaa))
+       if (((type * interleave) > bankwidth) && ((cmd_ofs & 0xff) == 0xaa))
                addr |= (type >> 1)*interleave;
 
        return  addr;