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-rw-r--r--fs/nfs/dir.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index d490d64a9ebd..f7e4a88d5d92 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -2957,12 +2957,14 @@ static u64 nfs_access_login_time(const struct task_struct *task,
const struct cred *cred)
{
const struct task_struct *parent;
+ const struct cred *pcred;
u64 ret;
rcu_read_lock();
for (;;) {
parent = rcu_dereference(task->real_parent);
- if (parent == task || cred_fscmp(parent->cred, cred) != 0)
+ pcred = rcu_dereference(parent->cred);
+ if (parent == task || cred_fscmp(pcred, cred) != 0)
break;
task = parent;
}