Merge tag 'nds32-for-linus-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / fs / cifs / smb2pdu.c

diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 810b857..3c92678 100644 (file)
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -155,7 +155,7 @@ out:
 static int
 smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon)
 {
-       int rc = 0;
+       int rc;
        struct nls_table *nls_codepage;
        struct cifs_ses *ses;
        struct TCP_Server_Info *server;
@@ -166,10 +166,10 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon)
         * for those three - in the calling routine.
         */
        if (tcon == NULL)
-               return rc;
+               return 0;
 
        if (smb2_command == SMB2_TREE_CONNECT)
-               return rc;
+               return 0;
 
        if (tcon->tidStatus == CifsExiting) {
                /*
@@ -212,8 +212,14 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon)
                        return -EAGAIN;
                }
 
-               wait_event_interruptible_timeout(server->response_q,
-                       (server->tcpStatus != CifsNeedReconnect), 10 * HZ);
+               rc = wait_event_interruptible_timeout(server->response_q,
+                                                     (server->tcpStatus != CifsNeedReconnect),
+                                                     10 * HZ);
+               if (rc < 0) {
+                       cifs_dbg(FYI, "%s: aborting reconnect due to a received"
+                                " signal by the process\n", __func__);
+                       return -ERESTARTSYS;
+               }
 
                /* are we still trying to reconnect? */
                if (server->tcpStatus != CifsNeedReconnect)
@@ -231,7 +237,7 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon)
        }
 
        if (!tcon->ses->need_reconnect && !tcon->need_reconnect)
-               return rc;
+               return 0;
 
        nls_codepage = load_nls_default();
 
@@ -340,7 +346,10 @@ smb2_plain_req_init(__le16 smb2_command, struct cifs_tcon *tcon,
                return rc;
 
        /* BB eventually switch this to SMB2 specific small buf size */
-       *request_buf = cifs_small_buf_get();
+       if (smb2_command == SMB2_SET_INFO)
+               *request_buf = cifs_buf_get();
+       else
+               *request_buf = cifs_small_buf_get();
        if (*request_buf == NULL) {
                /* BB should we add a retry in here if not a writepage? */
                return -ENOMEM;
@@ -1707,12 +1716,12 @@ parse_lease_state(struct TCP_Server_Info *server, struct smb2_create_rsp *rsp,
 
 static int
 add_lease_context(struct TCP_Server_Info *server, struct kvec *iov,
-                 unsigned int *num_iovec, __u8 *oplock)
+                 unsigned int *num_iovec, u8 *lease_key, __u8 *oplock)
 {
        struct smb2_create_req *req = iov[0].iov_base;
        unsigned int num = *num_iovec;
 
-       iov[num].iov_base = server->ops->create_lease_buf(oplock+1, *oplock);
+       iov[num].iov_base = server->ops->create_lease_buf(lease_key, *oplock);
        if (iov[num].iov_base == NULL)
                return -ENOMEM;
        iov[num].iov_len = server->vals->create_lease_size;
@@ -2172,7 +2181,8 @@ SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, __le16 *path,
            *oplock == SMB2_OPLOCK_LEVEL_NONE)
                req->RequestedOplockLevel = *oplock;
        else {
-               rc = add_lease_context(server, iov, &n_iov, oplock);
+               rc = add_lease_context(server, iov, &n_iov,
+                                      oparms->fid->lease_key, oplock);
                if (rc) {
                        cifs_small_buf_release(req);
                        kfree(copy_path);
@@ -3720,7 +3730,7 @@ send_set_info(const unsigned int xid, struct cifs_tcon *tcon,
 
        rc = cifs_send_recv(xid, ses, &rqst, &resp_buftype, flags,
                            &rsp_iov);
-       cifs_small_buf_release(req);
+       cifs_buf_release(req);
        rsp = (struct smb2_set_info_rsp *)rsp_iov.iov_base;
 
        if (rc != 0) {