Coverty found that the shift of TARGET_PAGE_SIZE (32-bit type) might
overflow. Fix it by casting TARGET_PAGE_SIZE to a 64-bit type before
doing the shift (CID
1523902 and CID
1523908).
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Helge Deller <deller@gmx.de>
Message-Id: <ZU6F/H8CZr3q4pP/@p100>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
int mask_shift;
mask_shift = 2 * (r1 & 0xf);
- va_size = TARGET_PAGE_SIZE << mask_shift;
+ va_size = (uint64_t)TARGET_PAGE_SIZE << mask_shift;
va_b &= -va_size;
va_e = va_b + va_size - 1;
*/
end = start & 0xf;
start &= TARGET_PAGE_MASK;
- end = TARGET_PAGE_SIZE << (2 * end);
+ end = (vaddr)TARGET_PAGE_SIZE << (2 * end);
end = start + end - 1;
hppa_flush_tlb_range(env, start, end);