diff options
Diffstat (limited to 'lib/group-member.c')
| -rw-r--r-- | lib/group-member.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/lib/group-member.c b/lib/group-member.c index 7c4ce496753..cd43f36f4eb 100644 --- a/lib/group-member.c +++ b/lib/group-member.c @@ -1,19 +1,19 @@ /* group-member.c -- determine whether group id is in calling user's group list - Copyright (C) 1994, 1997-1998, 2003, 2005-2006, 2009-2017 Free Software + Copyright (C) 1994, 1997-1998, 2003, 2005-2006, 2009-2022 Free Software Foundation, Inc. - This program is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. - This program is distributed in the hope that it will be useful, + This file is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. + GNU Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ #include <config.h> @@ -21,12 +21,11 @@ /* Specification. */ #include <unistd.h> +#include <stdckdint.h> #include <stdio.h> #include <sys/types.h> #include <stdlib.h> -#include "xalloc-oversized.h" - /* Most processes have no more than this many groups, and for these processes we can avoid using malloc. */ enum { GROUPBUF_SIZE = 100 }; @@ -53,10 +52,10 @@ get_group_info (struct group_info *gi) if (n_groups < 0) { int n_group_slots = getgroups (0, NULL); - if (0 <= n_group_slots - && ! xalloc_oversized (n_group_slots, sizeof *gi->group)) + size_t nbytes; + if (! ckd_mul (&nbytes, n_group_slots, sizeof *gi->group)) { - gi->group = malloc (n_group_slots * sizeof *gi->group); + gi->group = malloc (nbytes); if (gi->group) n_groups = getgroups (n_group_slots, gi->group); } |