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| author | alfred <alfred@FreeBSD.org> | 2000-06-27 21:37:17 +0000 |
|---|---|---|
| committer | alfred <alfred@FreeBSD.org> | 2000-06-27 21:37:17 +0000 |
| commit | 688747516283066539a75b7e4c858de3a26e1424 (patch) | |
| tree | 1df84152547e8bca076e39465895b1b9ac5cb746 /sys/miscfs | |
| parent | 685b55093c390c42f0371340e0c057c475c1af39 (diff) | |
| download | FreeBSD-src-688747516283066539a75b7e4c858de3a26e1424.zip FreeBSD-src-688747516283066539a75b7e4c858de3a26e1424.tar.gz | |
if there are leading zeros fail the lookup
Pointed out by: Alexander Viro <viro@math.psu.edu>
Diffstat (limited to 'sys/miscfs')
| -rw-r--r-- | sys/miscfs/fdesc/fdesc_vnops.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/miscfs/fdesc/fdesc_vnops.c b/sys/miscfs/fdesc/fdesc_vnops.c index 33d2f49..09c5c37 100644 --- a/sys/miscfs/fdesc/fdesc_vnops.c +++ b/sys/miscfs/fdesc/fdesc_vnops.c @@ -198,6 +198,11 @@ fdesc_lookup(ap) } fd = 0; + /* the only time a leading 0 is acceptable is if it's "0" */ + if (*pname == '0' && nlen != 1) { + error = ENOENT; + goto bad; + } while (nlen--) { if (*pname < '0' || *pname > '9') { error = ENOENT; |
