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| author | Andy Adamson <andros@netapp.com> | 2013-08-14 11:59:17 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-09-03 15:25:09 -0400 |
| commit | 35fa5f7b35ca2076d594b2670a32d66dd3ae9eec (patch) | |
| tree | 9a0a384c4c00efc3bef6585b6d7f084dad904964 /net/sunrpc/auth_gss | |
| parent | dc24826bfca8d788d05f625208f06d90be5560b3 (diff) | |
| download | op-kernel-dev-35fa5f7b35ca2076d594b2670a32d66dd3ae9eec.zip op-kernel-dev-35fa5f7b35ca2076d594b2670a32d66dd3ae9eec.tar.gz | |
SUNRPC refactor rpcauth_checkverf error returns
Most of the time an error from the credops crvalidate function means the
server has sent us a garbage verifier. The gss_validate function is the
exception where there is an -EACCES case if the user GSS_context on the client
has expired.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/auth_gss')
| -rw-r--r-- | net/sunrpc/auth_gss/auth_gss.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index a9b1edc..30eb502 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -1501,6 +1501,7 @@ gss_validate(struct rpc_task *task, __be32 *p) struct xdr_netobj mic; u32 flav,len; u32 maj_stat; + __be32 *ret = ERR_PTR(-EIO); dprintk("RPC: %5u %s\n", task->tk_pid, __func__); @@ -1516,6 +1517,7 @@ gss_validate(struct rpc_task *task, __be32 *p) mic.data = (u8 *)p; mic.len = len; + ret = ERR_PTR(-EACCES); maj_stat = gss_verify_mic(ctx->gc_gss_ctx, &verf_buf, &mic); if (maj_stat == GSS_S_CONTEXT_EXPIRED) clear_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags); @@ -1533,8 +1535,9 @@ gss_validate(struct rpc_task *task, __be32 *p) return p + XDR_QUADLEN(len); out_bad: gss_put_ctx(ctx); - dprintk("RPC: %5u %s failed.\n", task->tk_pid, __func__); - return NULL; + dprintk("RPC: %5u %s failed ret %ld.\n", task->tk_pid, __func__, + PTR_ERR(ret)); + return ret; } static void gss_wrap_req_encode(kxdreproc_t encode, struct rpc_rqst *rqstp, |
