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NFS client bugfixes for Linux 4.14

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Hightlights include:
 
 stable fixes:
 - nfs/filelayout: fix oops when freeing filelayout segment
 - NFS: Fix uninitialized rpc_wait_queue
 
 bugfixes:
 - NFSv4/pnfs: Fix an infinite layoutget loop
 - nfs: RPC_MAX_AUTH_SIZE is in bytes
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Merge tag 'nfs-for-4.14-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client bugfixes from Trond Myklebust:
 "Hightlights include:

  stable fixes:
   - nfs/filelayout: fix oops when freeing filelayout segment
   - NFS: Fix uninitialized rpc_wait_queue

  bugfixes:
   - NFSv4/pnfs: Fix an infinite layoutget loop
   - nfs: RPC_MAX_AUTH_SIZE is in bytes"

* tag 'nfs-for-4.14-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  NFSv4/pnfs: Fix an infinite layoutget loop
  nfs/filelayout: fix oops when freeing filelayout segment
  sunrpc: remove redundant initialization of sock
  NFS: Fix uninitialized rpc_wait_queue
  NFS: Cleanup error handling in nfs_idmap_request_key()
  nfs: RPC_MAX_AUTH_SIZE is in bytes
This commit is contained in:
Linus Torvalds 2017-10-09 10:55:37 -07:00
commit 68ebe3cbe7
6 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/nfs/client.c
View File

@ -218,7 +218,6 @@ static void nfs_cb_idr_remove_locked(struct nfs_client *clp)
static void pnfs_init_server(struct nfs_server *server)
{
rpc_init_wait_queue(&server->roc_rpcwaitq, "pNFS ROC");
rpc_init_wait_queue(&server->uoc_rpcwaitq, "NFS UOC");
}
#else
@ -888,6 +887,7 @@ struct nfs_server *nfs_alloc_server(void)
ida_init(&server->openowner_id);
ida_init(&server->lockowner_id);
pnfs_init_server(server);
rpc_init_wait_queue(&server->uoc_rpcwaitq, "NFS UOC");
return server;
}

3
fs/nfs/filelayout/filelayout.c
View File

@ -745,7 +745,8 @@ filelayout_free_lseg(struct pnfs_layout_segment *lseg)
struct nfs4_filelayout_segment *fl = FILELAYOUT_LSEG(lseg);
dprintk("--> %s\n", __func__);
nfs4_fl_put_deviceid(fl->dsaddr);
if (fl->dsaddr != NULL)
nfs4_fl_put_deviceid(fl->dsaddr);
/* This assumes a single RW lseg */
if (lseg->pls_range.iomode == IOMODE_RW) {
struct nfs4_filelayout *flo;

2
fs/nfs/nfs4idmap.c
View File

@ -274,7 +274,7 @@ static struct key *nfs_idmap_request_key(const char *name, size_t namelen,
ssize_t ret;
ret = nfs_idmap_get_desc(name, namelen, type, strlen(type), &desc);
if (ret <= 0)
if (ret < 0)
return ERR_PTR(ret);
rkey = request_key(&key_type_id_resolver, desc, "");

3
fs/nfs/nfs4proc.c
View File

@ -8399,8 +8399,7 @@ nfs4_layoutget_handle_exception(struct rpc_task *task,
lo = NFS_I(inode)->layout;
/* If the open stateid was bad, then recover it. */
if (!lo || test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags) ||
nfs4_stateid_match_other(&lgp->args.stateid,
&lgp->args.ctx->state->stateid)) {
!nfs4_stateid_match_other(&lgp->args.stateid, &lo->plh_stateid)) {
spin_unlock(&inode->i_lock);
exception->state = lgp->args.ctx->state;
exception->stateid = &lgp->args.stateid;

4
fs/nfs/nfs4xdr.c
View File

@ -1842,8 +1842,8 @@ static void encode_create_session(struct xdr_stream *xdr,
* Assumes OPEN is the biggest non-idempotent compound.
* 2 is the verifier.
*/
max_resp_sz_cached = (NFS4_dec_open_sz + RPC_REPHDRSIZE +
RPC_MAX_AUTH_SIZE + 2) * XDR_UNIT;
max_resp_sz_cached = (NFS4_dec_open_sz + RPC_REPHDRSIZE + 2)
* XDR_UNIT + RPC_MAX_AUTH_SIZE;
encode_op_hdr(xdr, OP_CREATE_SESSION, decode_create_session_maxsz, hdr);
p = reserve_space(xdr, 16 + 2*28 + 20 + clnt->cl_nodelen + 12);

2
net/sunrpc/xprtsock.c
View File

@ -2203,7 +2203,7 @@ static void xs_udp_setup_socket(struct work_struct *work)
struct sock_xprt *transport =
container_of(work, struct sock_xprt, connect_worker.work);
struct rpc_xprt *xprt = &transport->xprt;
struct socket *sock = transport->sock;
struct socket *sock;
int status = -EIO;
sock = xs_create_sock(xprt, transport,