Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux...

[cascardo/linux.git] / security / selinux / ss / conditional.c

diff --git a/security/selinux/ss/conditional.c b/security/selinux/ss/conditional.c
index 456e1a9..34afead 100644 (file)
--- a/security/selinux/ss/conditional.c
+++ b/security/selinux/ss/conditional.c
@@ -242,6 +242,8 @@ int cond_read_bool(struct policydb *p, struct hashtab *h, void *fp)
                goto err;
 
        len = le32_to_cpu(buf[2]);
+       if (((len == 0) || (len == (u32)-1)))
+               goto err;
 
        rc = -ENOMEM;
        key = kmalloc(len + 1, GFP_KERNEL);