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| author | J. Bruce Fields <bfields@redhat.com> | 2012-05-12 20:37:23 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2012-05-31 20:29:54 -0400 |
| commit | 136e658d621f71b67982dda51a2327830146ef9d (patch) | |
| tree | 17ba8c7424310d869c1b08a1f9cc11fcd19241b1 | |
| parent | 2dbb269dfed9e8653be81d49e8f109a243bea25c (diff) | |
| download | blackbird-op-linux-136e658d621f71b67982dda51a2327830146ef9d.tar.gz blackbird-op-linux-136e658d621f71b67982dda51a2327830146ef9d.zip | |
nfsd4: rearrange exchange_id logic to simplify
Minor cleanup: it's simpler to have separate code paths for the update
and non-update cases.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
| -rw-r--r-- | fs/nfsd/nfs4state.c | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 93fcf53daee1..491f13a70db1 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1557,36 +1557,36 @@ nfsd4_exchange_id(struct svc_rqst *rqstp, bool creds_match = same_creds(&conf->cl_cred, &rqstp->rq_cred); bool verfs_match = same_verf(&verf, &conf->cl_verifier); - if (!clp_used_exchangeid(conf)) { - if (update) { /* buggy client */ + if (update) { + if (!clp_used_exchangeid(conf)) { /* buggy client */ status = nfserr_inval; goto out; } - } - if (!creds_match) { /* case 9 */ - if (update) + if (!creds_match) { /* case 9 */ status = nfserr_perm; - else /* case 3 */ - status = nfserr_clid_inuse; - goto out; - } - if (!verfs_match) { /* case 8 */ - if (update) { + goto out; + } + if (!verfs_match) { /* case 8 */ status = nfserr_not_same; goto out; } - /* case 5, client reboot */ - expire_client(conf); - goto out_new; + /* case 6 */ + exid->flags |= EXCHGID4_FLAG_CONFIRMED_R; + new = conf; + goto out_copy; } - if (!clp_used_exchangeid(conf)) { - status = nfserr_inval; + if (!creds_match) { /* case 3 */ + status = nfserr_clid_inuse; goto out; } - /* case 2 */ - exid->flags |= EXCHGID4_FLAG_CONFIRMED_R; - new = conf; - goto out_copy; + if (verfs_match) { /* case 2 */ + exid->flags |= EXCHGID4_FLAG_CONFIRMED_R; + new = conf; + goto out_copy; + } + /* case 5, client reboot */ + expire_client(conf); + goto out_new; } if (update) { /* case 7 */ |
