On Mon, Dec 24, 2012 at 06:11:45PM +0800, ycnian@xxxxxxxxx wrote:
> From: Yanchuan Nian <ycnian@xxxxxxxxx>
>
> In the procedure of CREATE_SESSION, the state is locked after
> alloc_conn_from_crses(). If the allocation fails, the function
> goes to "out_free_session", and then "out" where there is an
> unlock function.
Thanks, applying for 3.9.--b.
>
> Signed-off-by: Yanchuan Nian <ycnian@xxxxxxxxx>
>
> ---
> fs/nfsd/nfs4state.c | 3 ++-
> 1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index 29924a0..cc41bf4 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -1844,11 +1844,12 @@ nfsd4_create_session(struct svc_rqst *rqstp,
>
> /* cache solo and embedded create sessions under the state lock */
> nfsd4_cache_create_session(cr_ses, cs_slot, status);
> -out:
> nfs4_unlock_state();
> +out:
> dprintk("%s returns %d\n", __func__, ntohl(status));
> return status;
> out_free_conn:
> + nfs4_unlock_state();
> free_conn(conn);
> out_free_session:
> __free_session(new);
> --
> 1.7.4.4
>
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