cifs: track local_nls in volume info

Add a local_nls field to the smb_vol struct and keep a pointer to the
local_nls in it.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 58a2109..eb85dd8 100644 (file)
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -102,6 +102,7 @@ struct smb_vol {
        bool sockopt_tcp_nodelay:1;
        unsigned short int port;
        char *prepath;
+       struct nls_table *local_nls;
 };
 
 static int ipv4_connect(struct TCP_Server_Info *server);
@@ -2353,20 +2354,20 @@ try_mount_again:
                goto out;
        }
 
-
        /* this is needed for ASCII cp to Unicode converts */
        if (volume_info->iocharset == NULL) {
-               cifs_sb->local_nls = load_nls_default();
-       /* load_nls_default can not return null */
+               /* load_nls_default cannot return null */
+               volume_info->local_nls = load_nls_default();
        } else {
-               cifs_sb->local_nls = load_nls(volume_info->iocharset);
-               if (cifs_sb->local_nls == NULL) {
+               volume_info->local_nls = load_nls(volume_info->iocharset);
+               if (volume_info->local_nls == NULL) {
                        cERROR(1, "CIFS mount error: iocharset %s not found",
                                 volume_info->iocharset);
                        rc = -ELIBACC;
                        goto out;
                }
        }
+       cifs_sb->local_nls = volume_info->local_nls;
 
        /* get a reference to a tcp session */
        srvTcp = cifs_get_tcp_session(volume_info);