diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-20 10:00:30 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-20 10:00:30 +0100 |
| commit | 35eaa42c4a1017c08d0572008db375becb621744 (patch) | |
| tree | 8185b6d18acfc63285e3132c9039c7d6c9a90527 /fs/afs/file.c | |
| parent | 4b95391c8ef0f270ed58234597aef58976abe01c (diff) | |
| parent | a7904a538933c525096ca2ccde1e60d0ee62c08e (diff) | |
Merge 5.16-rc6 into tty-next
We need the tty/serial fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/afs/file.c')
| -rw-r--r-- | fs/afs/file.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/afs/file.c b/fs/afs/file.c index cb6ad61eec3b..afe4b803f84b 100644 --- a/fs/afs/file.c +++ b/fs/afs/file.c @@ -514,8 +514,9 @@ static void afs_add_open_mmap(struct afs_vnode *vnode) if (atomic_inc_return(&vnode->cb_nr_mmap) == 1) { down_write(&vnode->volume->cell->fs_open_mmaps_lock); - list_add_tail(&vnode->cb_mmap_link, - &vnode->volume->cell->fs_open_mmaps); + if (list_empty(&vnode->cb_mmap_link)) + list_add_tail(&vnode->cb_mmap_link, + &vnode->volume->cell->fs_open_mmaps); up_write(&vnode->volume->cell->fs_open_mmaps_lock); } |