On Wed, Mar 10, 2021 at 02:42:05AM +0800, Gao Xiang wrote:
> From: Gao Xiang <hsiangkao@xxxxxxxxxx>
>
> Add the BUILD_BUG_ON to xfs_errortag_add() in order to make sure that
> the length of xfs_errortag_random_default matches XFS_ERRTAG_MAX when
> building.
>
> Signed-off-by: Gao Xiang <hsiangkao@xxxxxxxxxx>
Yay!
Reviewed-by: Darrick J. Wong <djwong@xxxxxxxxxx>
--D
> ---
> fs/xfs/xfs_error.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c
> index 185b4915b7bf..82425c9a623d 100644
> --- a/fs/xfs/xfs_error.c
> +++ b/fs/xfs/xfs_error.c
> @@ -299,6 +299,7 @@ xfs_errortag_add(
> struct xfs_mount *mp,
> unsigned int error_tag)
> {
> + BUILD_BUG_ON(ARRAY_SIZE(xfs_errortag_random_default) != XFS_ERRTAG_MAX);
> if (error_tag >= XFS_ERRTAG_MAX)
> return -EINVAL;
>
> --
> 2.20.1
>
