I prefer the use of sizeof that can't be faked even by error but why not

Le dimanche 03 janvier 2016 à 20:56 +0100, Toralf Förster a écrit :
> use the definition in include/uapi/linux/xattr.h
> 
> Signed-off-by: Toralf Förster <toralf.foers...@gmx.de>
> ---
>  fs/ext4/xattr_security.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/ext4/xattr_security.c b/fs/ext4/xattr_security.c
> index 36f4c1a..1a3d629 100644
> --- a/fs/ext4/xattr_security.c
> +++ b/fs/ext4/xattr_security.c
> @@ -16,7 +16,7 @@ ext4_xattr_security_list(const struct xattr_handler 
> *handler,
>                        struct dentry *dentry, char *list, size_t list_size,
>                        const char *name, size_t name_len)
>  {
> -     const size_t prefix_len = sizeof(XATTR_SECURITY_PREFIX)-1;
> +     const size_t prefix_len = XATTR_SECURITY_PREFIX_LEN;
>       const size_t total_len = prefix_len + name_len + 1;
>  
> 


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