fanotify: fix FAN_Q_OVERFLOW case of fanotify_read()

[platform/adaptation/renesas_rcar/renesas_kernel.git] / fs / notify / fanotify / fanotify_user.c

diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index 721d692..6fcaeb8 100644 (file)
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -258,7 +258,8 @@ static ssize_t copy_event_to_user(struct fsnotify_group *group,
        if (ret)
                goto out_close_fd;
 
-       fd_install(fd, f);
+       if (fd != FAN_NOFD)
+               fd_install(fd, f);
        return fanotify_event_metadata.event_len;
 
 out_close_fd: