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| author | Chuck Lever <chuck.lever@oracle.com> | 2021-06-03 16:52:28 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2021-07-06 20:14:43 -0400 |
| commit | 0e5977af4fdc277984fca7d8c2e0c880935775a0 (patch) | |
| tree | bb0967e158e3eddb48c736586733211bf55c55ee /fs | |
| parent | 345b4159a075b15dc4ae70f1db90fa8abf85d2e7 (diff) | |
| download | linux-0e5977af4fdc277984fca7d8c2e0c880935775a0.tar.bz2 | |
lockd: Update the NLMv4 LOCK arguments decoder to use struct xdr_stream
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/lockd/xdr4.c | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/fs/lockd/xdr4.c b/fs/lockd/xdr4.c index cf64794fdc1f..1d3e780c25fd 100644 --- a/fs/lockd/xdr4.c +++ b/fs/lockd/xdr4.c @@ -265,34 +265,39 @@ nlm4svc_decode_testargs(struct svc_rqst *rqstp, __be32 *p) } int -nlm4svc_encode_testres(struct svc_rqst *rqstp, __be32 *p) -{ - struct nlm_res *resp = rqstp->rq_resp; - - if (!(p = nlm4_encode_testres(p, resp))) - return 0; - return xdr_ressize_check(rqstp, p); -} - -int nlm4svc_decode_lockargs(struct svc_rqst *rqstp, __be32 *p) { + struct xdr_stream *xdr = &rqstp->rq_arg_stream; struct nlm_args *argp = rqstp->rq_argp; - u32 exclusive; + u32 exclusive; - if (!(p = nlm4_decode_cookie(p, &argp->cookie))) + if (!svcxdr_decode_cookie(xdr, &argp->cookie)) return 0; - argp->block = ntohl(*p++); - exclusive = ntohl(*p++); - if (!(p = nlm4_decode_lock(p, &argp->lock))) + if (xdr_stream_decode_bool(xdr, &argp->block) < 0) + return 0; + if (xdr_stream_decode_bool(xdr, &exclusive) < 0) + return 0; + if (!svcxdr_decode_lock(xdr, &argp->lock)) return 0; if (exclusive) argp->lock.fl.fl_type = F_WRLCK; - argp->reclaim = ntohl(*p++); - argp->state = ntohl(*p++); + if (xdr_stream_decode_bool(xdr, &argp->reclaim) < 0) + return 0; + if (xdr_stream_decode_u32(xdr, &argp->state) < 0) + return 0; argp->monitor = 1; /* monitor client by default */ - return xdr_argsize_check(rqstp, p); + return 1; +} + +int +nlm4svc_encode_testres(struct svc_rqst *rqstp, __be32 *p) +{ + struct nlm_res *resp = rqstp->rq_resp; + + if (!(p = nlm4_encode_testres(p, resp))) + return 0; + return xdr_ressize_check(rqstp, p); } int |