CRED: Fix a race in creds_are_invalid() in credentials debugging

[safe/jmp/linux-2.6] / kernel / cred.c

diff --git a/kernel/cred.c b/kernel/cred.c
index ce1a52b..62af181 100644 (file)
--- a/kernel/cred.c
+++ b/kernel/cred.c
@@ -793,8 +793,6 @@ bool creds_are_invalid(const struct cred *cred)
 {
        if (cred->magic != CRED_MAGIC)
                return true;
-       if (atomic_read(&cred->usage) < atomic_read(&cred->subscribers))
-               return true;
 #ifdef CONFIG_SECURITY_SELINUX
        if (selinux_is_enabled()) {
                if ((unsigned long) cred->security < PAGE_SIZE)