RE: [PATCH][next] fs/ntfs3: Fix fall-through warnings for Clang

[Konstantin Komarov]

> From: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>
> Sent: Thursday, August 19, 2021 1:22 AM
> To: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
> Cc: ntfs3@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>; linux-
> hardening@xxxxxxxxxxxxxxx
> Subject: [PATCH][next] fs/ntfs3: Fix fall-through warnings for Clang
> 
> Fix the following fallthrough warnings:
> 
> fs/ntfs3/inode.c:1792:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
> fs/ntfs3/index.c:178:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
> 
> This helps with the ongoing efforts to globally enable
> -Wimplicit-fallthrough for Clang.
> 
> Link: https://github.com/KSPP/linux/issues/115
> Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>
> ---
>  fs/ntfs3/index.c | 1 +
>  fs/ntfs3/inode.c | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c
> index 6aa9540ece47..76eae60b7fce 100644
> --- a/fs/ntfs3/index.c
> +++ b/fs/ntfs3/index.c
> @@ -175,6 +175,7 @@ static inline NTFS_CMP_FUNC get_cmp_func(const struct INDEX_ROOT *root)
>  		default:
>  			break;
>  		}
> +		break;
>  	default:
>  		break;
>  	}
> diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c
> index bf51e294432e..a573c6e98cb8 100644
> --- a/fs/ntfs3/inode.c
> +++ b/fs/ntfs3/inode.c
> @@ -1789,6 +1789,7 @@ int ntfs_unlink_inode(struct inode *dir, const struct dentry *dentry)
>  	switch (err) {
>  	case 0:
>  		drop_nlink(inode);
> +		break;
>  	case -ENOTEMPTY:
>  	case -ENOSPC:
>  	case -EROFS:
> --
> 2.27.0

Hi Gustavo, thank you. Picked into ntfs3 tree.

Best regards.