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[PATCH] knfsd: make sure svc_process call the correct pg_authenticate for multi-service port

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If an RPC socket is serving multiple programs, then the pg_authenticate of
the first program in the list is called, instead of pg_authenticate for the
program to be run.

This does not cause a problem with any programs in the current kernel, but
could confuse future code.

Also set pg_authenticate for nfsd_acl_program incase it ever gets used.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
NeilBrown 2005-11-07 01:00:27 -08:00 committed by Linus Torvalds
parent 0ba7536d5d
commit 80d188a643
2 changed files with 8 additions and 5 deletions
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1
fs/nfsd/nfssvc.c
View file

@ -427,6 +427,7 @@ static struct svc_program nfsd_acl_program = {
.pg_name = "nfsd",
.pg_class = "nfsd",
.pg_stats = &nfsd_acl_svcstats,
.pg_authenticate = &svc_set_client,
};
static struct svc_stat nfsd_acl_svcstats = {

12
net/sunrpc/svc.c
View file

@ -313,6 +313,11 @@ svc_process(struct svc_serv *serv, struct svc_rqst *rqstp)
rqstp->rq_proc = proc = ntohl(svc_getu32(argv)); /* procedure number */
progp = serv->sv_program;
for (progp = serv->sv_program; progp; progp = progp->pg_next)
if (prog == progp->pg_prog)
break;
/*
* Decode auth data, and add verifier to reply buffer.
* We do this before anything else in order to get a decent
@ -320,7 +325,7 @@ svc_process(struct svc_serv *serv, struct svc_rqst *rqstp)
*/
auth_res = svc_authenticate(rqstp, &auth_stat);
/* Also give the program a chance to reject this call: */
if (auth_res == SVC_OK) {
if (auth_res == SVC_OK && progp) {
auth_stat = rpc_autherr_badcred;
auth_res = progp->pg_authenticate(rqstp);
}
@ -340,10 +345,7 @@ svc_process(struct svc_serv *serv, struct svc_rqst *rqstp)
case SVC_COMPLETE:
goto sendit;
}
for (progp = serv->sv_program; progp; progp = progp->pg_next)
if (prog == progp->pg_prog)
break;
if (progp == NULL)
goto err_bad_prog;