[sanitizer] Fix s390 build after r334900
@@ -126,7 +126,7 @@ static bool FixedCVE_2016_2143() {
// This should never fail, but just in case...
if (uname(&buf))
return false;
- char *ptr = buf.release;
+ const char *ptr = buf.release;
major = internal_simple_strtoll(ptr, &ptr, 10);
// At least first 2 should be matched.
if (ptr[0] != '.')
