5.10-stable review patch. If anyone has any objections, please let me know.
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From: Chuck Lever chuck.lever@oracle.com
[ Upstream commit 841fd0a3cb490eae5dfd262eccb8c8b11d57f8b8 ]
For some reason, the NFSv2 GETACL result encoder was fully converted to use the new nfs_stream_encode_acl(), but the NFSv3 equivalent was not similarly converted.
Fixes: 20798dfe249a ("NFSD: Update the NFSv3 GETACL result encoder to use struct xdr_stream") Reviewed-by: Jeff Layton jlayton@kernel.org Signed-off-by: Chuck Lever chuck.lever@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/nfsd/nfs3acl.c | 30 ++++++------------------------ 1 file changed, 6 insertions(+), 24 deletions(-)
diff --git a/fs/nfsd/nfs3acl.c b/fs/nfsd/nfs3acl.c index 2c451fcd5a3cc..161f831b3a1b7 100644 --- a/fs/nfsd/nfs3acl.c +++ b/fs/nfsd/nfs3acl.c @@ -169,11 +169,7 @@ nfs3svc_encode_getaclres(struct svc_rqst *rqstp, struct xdr_stream *xdr) { struct nfsd3_getaclres *resp = rqstp->rq_resp; struct dentry *dentry = resp->fh.fh_dentry; - struct kvec *head = rqstp->rq_res.head; struct inode *inode; - unsigned int base; - int n; - int w;
if (!svcxdr_encode_nfsstat3(xdr, resp->status)) return false; @@ -185,26 +181,12 @@ nfs3svc_encode_getaclres(struct svc_rqst *rqstp, struct xdr_stream *xdr) if (xdr_stream_encode_u32(xdr, resp->mask) < 0) return false;
- base = (char *)xdr->p - (char *)head->iov_base; - - rqstp->rq_res.page_len = w = nfsacl_size( - (resp->mask & NFS_ACL) ? resp->acl_access : NULL, - (resp->mask & NFS_DFACL) ? resp->acl_default : NULL); - while (w > 0) { - if (!*(rqstp->rq_next_page++)) - return false; - w -= PAGE_SIZE; - } - - n = nfsacl_encode(&rqstp->rq_res, base, inode, - resp->acl_access, - resp->mask & NFS_ACL, 0); - if (n > 0) - n = nfsacl_encode(&rqstp->rq_res, base + n, inode, - resp->acl_default, - resp->mask & NFS_DFACL, - NFS_ACL_DEFAULT); - if (n <= 0) + if (!nfs_stream_encode_acl(xdr, inode, resp->acl_access, + resp->mask & NFS_ACL, 0)) + return false; + if (!nfs_stream_encode_acl(xdr, inode, resp->acl_default, + resp->mask & NFS_DFACL, + NFS_ACL_DEFAULT)) return false; break; default: