1 files changed, 1 insertions, 0 deletions

diff --git a/fs/proc_namespace.c b/fs/proc_namespace.c
index 7be26f03a3f5..1a81373947f3 100644
--- a/fs/proc_namespace.c
+++ b/fs/proc_namespace.c
@@ -267,6 +267,7 @@ static int mounts_open_common(struct inode *inode, struct file *file,
         p->root = root;
         p->m.poll_event = ns->event;
         p->show = show;
+        p->cached_event = ~0ULL;
 
         return 0;