Re: [PATCH] cifs: remove dead code

From: Steve French
Date: Tue Sep 16 2014 - 14:46:12 EST


Merged into cifs-2.6.git for-next

Added Yalin Wang <yalin.wang@xxxxxxxxxxxxxx> who reported the same problem/fix

On Mon, Sep 8, 2014 at 10:20 AM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> cifs provides two dummy functions 'sess_auth_lanman' and
> 'sess_auth_kerberos' for the case in which the respective
> features are not defined. However, the caller is also under
> an #ifdef, so we just get warnings about unused code:
>
> fs/cifs/sess.c:1109:1: warning: 'sess_auth_kerberos' defined but not used [-Wunused-function]
> sess_auth_kerberos(struct sess_data *sess_data)
>
> Removing the dead functions gets rid of the warnings without
> any downsides that I can see.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
>
> diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
> index 07fe97ac6b0c..ab0fda6e8e58 100644
> --- a/fs/cifs/sess.c
> +++ b/fs/cifs/sess.c
> @@ -745,14 +745,6 @@ out:
> sess_free_buffer(sess_data);
> }
>
> -#else
> -
> -static void
> -sess_auth_lanman(struct sess_data *sess_data)
> -{
> - sess_data->result = -EOPNOTSUPP;
> - sess_data->func = NULL;
> -}
> #endif
>
> static void
> @@ -1103,15 +1095,6 @@ out:
> ses->auth_key.response = NULL;
> }
>
> -#else
> -
> -static void
> -sess_auth_kerberos(struct sess_data *sess_data)
> -{
> - cifs_dbg(VFS, "Kerberos negotiated but upcall support disabled!\n");
> - sess_data->result = -ENOSYS;
> - sess_data->func = NULL;
> -}
> #endif /* ! CONFIG_CIFS_UPCALL */
>
> /*
>



--
Thanks,

Steve
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