diff options
Diffstat (limited to 'cmd/itest.c')
| -rw-r--r-- | cmd/itest.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/cmd/itest.c b/cmd/itest.c index 60626c7fe9c..e1896d9f972 100644 --- a/cmd/itest.c +++ b/cmd/itest.c @@ -80,7 +80,8 @@ static long evalexp(char *s, int w) l = simple_strtoul(s, NULL, 16); } - return l & ((1UL << (w * 8)) - 1); + /* avoid overflow on mask calculus */ + return (w >= sizeof(long)) ? l : (l & ((1UL << (w * 8)) - 1)); } static char * evalstr(char *s) |