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(Ffile_attributes): Don't allow the device number become negative.

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This commit is contained in:
Eli Zaretskii 2008-05-03 10:17:22 +00:00
parent 83affd963e
commit 7412d42903
2 changed files with 10 additions and 2 deletions
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5
src/ChangeLog
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@ -1,3 +1,8 @@
2008-05-03 Eli Zaretskii <eliz@gnu.org>
* dired.c (Ffile_attributes): Don't allow the device number become
negative.
2008-05-02 Daiki Ueno <ueno@unixuser.org>
* Makefile.in (lisp, shortlisp): Add epa-file-hook.elc.

7
src/dired.c
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@ -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