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path: root/fs/nfsd/nfsxdr.c
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Diffstat (limited to 'fs/nfsd/nfsxdr.c')
-rw-r--r--fs/nfsd/nfsxdr.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c
index 6b2e8b73d36e..b51fe515f06f 100644
--- a/fs/nfsd/nfsxdr.c
+++ b/fs/nfsd/nfsxdr.c
@@ -71,7 +71,7 @@ decode_filename(__be32 *p, char **namp, unsigned int *lenp)
}
static __be32 *
-decode_sattr(__be32 *p, struct iattr *iap)
+decode_sattr(__be32 *p, struct iattr *iap, struct user_namespace *userns)
{
u32 tmp, tmp1;
@@ -86,12 +86,12 @@ decode_sattr(__be32 *p, struct iattr *iap)
iap->ia_mode = tmp;
}
if ((tmp = ntohl(*p++)) != (u32)-1) {
- iap->ia_uid = make_kuid(&init_user_ns, tmp);
+ iap->ia_uid = make_kuid(userns, tmp);
if (uid_valid(iap->ia_uid))
iap->ia_valid |= ATTR_UID;
}
if ((tmp = ntohl(*p++)) != (u32)-1) {
- iap->ia_gid = make_kgid(&init_user_ns, tmp);
+ iap->ia_gid = make_kgid(userns, tmp);
if (gid_valid(iap->ia_gid))
iap->ia_valid |= ATTR_GID;
}
@@ -129,6 +129,7 @@ static __be32 *
encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp,
struct kstat *stat)
{
+ struct user_namespace *userns = nfsd_user_namespace(rqstp);
struct dentry *dentry = fhp->fh_dentry;
int type;
struct timespec64 time;
@@ -139,8 +140,8 @@ encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp,
*p++ = htonl(nfs_ftypes[type >> 12]);
*p++ = htonl((u32) stat->mode);
*p++ = htonl((u32) stat->nlink);
- *p++ = htonl((u32) from_kuid(&init_user_ns, stat->uid));
- *p++ = htonl((u32) from_kgid(&init_user_ns, stat->gid));
+ *p++ = htonl((u32) from_kuid_munged(userns, stat->uid));
+ *p++ = htonl((u32) from_kgid_munged(userns, stat->gid));
if (S_ISLNK(type) && stat->size > NFS_MAXPATHLEN) {
*p++ = htonl(NFS_MAXPATHLEN);
@@ -216,7 +217,7 @@ nfssvc_decode_sattrargs(struct svc_rqst *rqstp, __be32 *p)
p = decode_fh(p, &args->fh);
if (!p)
return 0;
- p = decode_sattr(p, &args->attrs);
+ p = decode_sattr(p, &args->attrs, nfsd_user_namespace(rqstp));
return xdr_argsize_check(rqstp, p);
}
@@ -319,7 +320,7 @@ nfssvc_decode_createargs(struct svc_rqst *rqstp, __be32 *p)
if ( !(p = decode_fh(p, &args->fh))
|| !(p = decode_filename(p, &args->name, &args->len)))
return 0;
- p = decode_sattr(p, &args->attrs);
+ p = decode_sattr(p, &args->attrs, nfsd_user_namespace(rqstp));
return xdr_argsize_check(rqstp, p);
}
@@ -398,7 +399,7 @@ nfssvc_decode_symlinkargs(struct svc_rqst *rqstp, __be32 *p)
return 0;
p += xdrlen;
}
- decode_sattr(p, &args->attrs);
+ decode_sattr(p, &args->attrs, nfsd_user_namespace(rqstp));
return 1;
}