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authorChuck Lever <chuck.lever@oracle.com>2007-02-12 00:53:34 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:36 -0800
commit27459f0940e16c68e080f5fc7e85aa9eb3f74528 (patch)
treef13cd1f2005dda2b6115e2afbc49e1271b0d374b /fs/nfsd
parent2442222283918c2d1c20ae651d95fe168757938b (diff)
[PATCH] knfsd: SUNRPC: Provide room in svc_rqst for larger addresses
Expand the rq_addr field to allow it to contain larger addresses. Specifically, we replace a 'sockaddr_in' with a 'sockaddr_storage', then everywhere the 'sockaddr_in' was referenced, we use instead an accessor function (svc_addr_in) which safely casts the _storage to _in. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Cc: Aurelien Charbon <aurelien.charbon@ext.bull.net> Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4state.c18
-rw-r--r--fs/nfsd/nfscache.c2
2 files changed, 10 insertions, 10 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 9de89df961f..9e406799920 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -714,7 +714,7 @@ __be32
nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
struct nfsd4_setclientid *setclid)
{
- __be32 ip_addr = rqstp->rq_addr.sin_addr.s_addr;
+ struct sockaddr_in *sin = svc_addr_in(rqstp);
struct xdr_netobj clname = {
.len = setclid->se_namelen,
.data = setclid->se_name,
@@ -749,7 +749,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
*/
status = nfserr_clid_inuse;
if (!cmp_creds(&conf->cl_cred, &rqstp->rq_cred)
- || conf->cl_addr != ip_addr) {
+ || conf->cl_addr != sin->sin_addr.s_addr) {
printk("NFSD: setclientid: string in use by client"
"(clientid %08x/%08x)\n",
conf->cl_clientid.cl_boot, conf->cl_clientid.cl_id);
@@ -769,7 +769,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
if (new == NULL)
goto out;
copy_verf(new, &clverifier);
- new->cl_addr = ip_addr;
+ new->cl_addr = sin->sin_addr.s_addr;
copy_cred(&new->cl_cred,&rqstp->rq_cred);
gen_clid(new);
gen_confirm(new);
@@ -801,7 +801,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
if (new == NULL)
goto out;
copy_verf(new,&conf->cl_verifier);
- new->cl_addr = ip_addr;
+ new->cl_addr = sin->sin_addr.s_addr;
copy_cred(&new->cl_cred,&rqstp->rq_cred);
copy_clid(new, conf);
gen_confirm(new);
@@ -820,7 +820,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
if (new == NULL)
goto out;
copy_verf(new,&clverifier);
- new->cl_addr = ip_addr;
+ new->cl_addr = sin->sin_addr.s_addr;
copy_cred(&new->cl_cred,&rqstp->rq_cred);
gen_clid(new);
gen_confirm(new);
@@ -847,7 +847,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
if (new == NULL)
goto out;
copy_verf(new,&clverifier);
- new->cl_addr = ip_addr;
+ new->cl_addr = sin->sin_addr.s_addr;
copy_cred(&new->cl_cred,&rqstp->rq_cred);
gen_clid(new);
gen_confirm(new);
@@ -881,7 +881,7 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
struct nfsd4_compound_state *cstate,
struct nfsd4_setclientid_confirm *setclientid_confirm)
{
- __be32 ip_addr = rqstp->rq_addr.sin_addr.s_addr;
+ struct sockaddr_in *sin = svc_addr_in(rqstp);
struct nfs4_client *conf, *unconf;
nfs4_verifier confirm = setclientid_confirm->sc_confirm;
clientid_t * clid = &setclientid_confirm->sc_clientid;
@@ -900,9 +900,9 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
unconf = find_unconfirmed_client(clid);
status = nfserr_clid_inuse;
- if (conf && conf->cl_addr != ip_addr)
+ if (conf && conf->cl_addr != sin->sin_addr.s_addr)
goto out;
- if (unconf && unconf->cl_addr != ip_addr)
+ if (unconf && unconf->cl_addr != sin->sin_addr.s_addr)
goto out;
if ((conf && unconf) &&
diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c
index f90d7047585..578f2c9d56b 100644
--- a/fs/nfsd/nfscache.c
+++ b/fs/nfsd/nfscache.c
@@ -185,7 +185,7 @@ nfsd_cache_lookup(struct svc_rqst *rqstp, int type)
rp->c_state = RC_INPROG;
rp->c_xid = xid;
rp->c_proc = proc;
- rp->c_addr = rqstp->rq_addr;
+ memcpy(&rp->c_addr, svc_addr_in(rqstp), sizeof(rp->c_addr));
rp->c_prot = proto;
rp->c_vers = vers;
rp->c_timestamp = jiffies;