diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2001-05-15 22:03:04 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2001-05-15 22:03:04 +0000 |
| commit | 2ade0d317857e411c22ad064504f9f54b2ae466f (patch) | |
| tree | 925527b66b6b8814901d89f3c24708874e20992a /sbin | |
| parent | 17f1765495123848817f7a8637cc49428227ebdb (diff) | |
do not permit emalloc/erealloc of 0 sized objects
Diffstat (limited to 'sbin')
| -rw-r--r-- | sbin/fsck/fsutil.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sbin/fsck/fsutil.c b/sbin/fsck/fsutil.c index 06c77426c5a..dfcc4b1ea3b 100644 --- a/sbin/fsck/fsutil.c +++ b/sbin/fsck/fsutil.c @@ -1,4 +1,4 @@ -/* $OpenBSD: fsutil.c,v 1.2 1997/07/25 19:13:18 mickey Exp $ */ +/* $OpenBSD: fsutil.c,v 1.3 2001/05/15 22:03:03 deraadt Exp $ */ /* $NetBSD: fsutil.c,v 1.2 1996/10/03 20:06:31 christos Exp $ */ /* @@ -291,7 +291,11 @@ void * emalloc(s) size_t s; { - void *p = malloc(s); + void *p; + + if (s == 0) + err(1, "malloc failed"); + p = malloc(s); if (p == NULL) err(1, "malloc failed"); return p; @@ -303,6 +307,8 @@ erealloc(p, s) void *p; size_t s; { + if (s == 0) + err(1, "realloc failed"); p = realloc(p, s); if (p == NULL) err(1, "realloc failed"); |