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| author | phk <phk@FreeBSD.org> | 2000-12-15 16:42:38 +0000 |
|---|---|---|
| committer | phk <phk@FreeBSD.org> | 2000-12-15 16:42:38 +0000 |
| commit | 0e14bc212f7632a28f94044f078fd3006db77e23 (patch) | |
| tree | 98051a201331b68246f3160a3e88c659698021f0 /sys/dev/md | |
| parent | fe59327d800ee948fac888013cc16a680a9dfa6d (diff) | |
| download | FreeBSD-src-0e14bc212f7632a28f94044f078fd3006db77e23.zip FreeBSD-src-0e14bc212f7632a28f94044f078fd3006db77e23.tar.gz | |
Enforce disk unit numbers upper limit in cloning.
Diffstat (limited to 'sys/dev/md')
| -rw-r--r-- | sys/dev/md/md.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/md/md.c b/sys/dev/md/md.c index 170ed72..f108627 100644 --- a/sys/dev/md/md.c +++ b/sys/dev/md/md.c @@ -410,6 +410,8 @@ md_clone (void *arg, char *name, int namelen, dev_t *dev) i = dev_stdclone(name, NULL, "md", &u); if (i == 0) return; + if (u > DKMAXUNIT) + return; /* XXX: should check that next char is [\0sa-h] */ /* * Now we cheat: We just create the disk, but don't match. |
