Re: [PATCH] inotify: Fix error return code assignment flow.

From: Jan Kara
Date: Mon Apr 27 2020 - 06:15:25 EST


On Sun 26-04-20 07:33:16, youngjun wrote:
> If error code is initialized -EINVAL, there is no need to assign -EINVAL.
>
> Signed-off-by: youngjun <her0gyugyu@xxxxxxxxx>

Thanks. I've added the cleanup to my tree,

Honza

> ---
> fs/notify/inotify/inotify_user.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
> index 81ffc8629fc4..f88bbcc9efeb 100644
> --- a/fs/notify/inotify/inotify_user.c
> +++ b/fs/notify/inotify/inotify_user.c
> @@ -764,20 +764,18 @@ SYSCALL_DEFINE2(inotify_rm_watch, int, fd, __s32, wd)
> struct fsnotify_group *group;
> struct inotify_inode_mark *i_mark;
> struct fd f;
> - int ret = 0;
> + int ret = -EINVAL;
>
> f = fdget(fd);
> if (unlikely(!f.file))
> return -EBADF;
>
> /* verify that this is indeed an inotify instance */
> - ret = -EINVAL;
> if (unlikely(f.file->f_op != &inotify_fops))
> goto out;
>
> group = f.file->private_data;
>
> - ret = -EINVAL;
> i_mark = inotify_idr_find(group, wd);
> if (unlikely(!i_mark))
> goto out;
> --
> 2.17.1
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR