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>

1 files changed, 6 insertions, 5 deletions

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 58a2109e7b33..eb85dd8d510e 100644
--- 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);