diff options
| author | Eli Zaretskii <eliz@gnu.org> | 2008-05-03 10:17:22 +0000 |
|---|---|---|
| committer | Eli Zaretskii <eliz@gnu.org> | 2008-05-03 10:17:22 +0000 |
| commit | 7412d4290304cd6debddc704fa4a758687587d4c (patch) | |
| tree | 4aa75d568a71c3faed7e68f458a6feb4a48b22e7 /src/dired.c | |
| parent | 83affd963e63d0e177e34f542064f2402cc97b39 (diff) | |
| download | emacs-7412d4290304cd6debddc704fa4a758687587d4c.tar.gz | |
(Ffile_attributes): Don't allow the device number become negative.
Diffstat (limited to 'src/dired.c')
| -rw-r--r-- | src/dired.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/dired.c b/src/dired.c index e11c37ca5b7..d3a6e7b7cec 100644 --- a/src/dired.c +++ b/src/dired.c @@ -1048,8 +1048,11 @@ Elements of the attribute list are: make_number (low_ino & 0xffff))); } - /* Likewise for device. */ - if (FIXNUM_OVERFLOW_P (s.st_dev)) + /* Likewise for device, but don't let it become negative. We used + to use FIXNUM_OVERFLOW_P here, but that won't catch large + positive numbers such as 0xFFEEDDCC. */ + if ((EMACS_INT)s.st_dev < 0 + || (EMACS_INT)s.st_dev > MOST_POSITIVE_FIXNUM) values[11] = Fcons (make_number (s.st_dev >> 16), make_number (s.st_dev & 0xffff)); else |