cifs: Unconditionally copy mount options to superblock info

Previously mount options were copied and updated in the cifs_sb_info
struct only when CONFIG_CIFS_DFS_UPCALL was enabled.  Making this
information generally available allows us to remove a number of ifdefs,
extra function params, and temporary variables.

Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Sean Finney <seanius@seanius.net>
Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 3 insertions, 5 deletions

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 3e20831119a9..da284e3cb653 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -2842,7 +2842,7 @@ expand_dfs_referral(int xid, struct cifsSesInfo *pSesInfo,
 
 int
 cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
-                char *mount_data_global, const char *devname)
+                const char *devname)
 {
         int rc;
         int xid;
@@ -2851,13 +2851,10 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
         struct cifsTconInfo *tcon;
         struct TCP_Server_Info *srvTcp;
         char   *full_path;
-        char *mount_data = mount_data_global;
         struct tcon_link *tlink;
 #ifdef CONFIG_CIFS_DFS_UPCALL
         int referral_walks_count = 0;
 try_mount_again:
-        mount_data = cifs_sb->mountdata;
-
         /* cleanup activities if we're chasing a referral */
         if (referral_walks_count) {
                 if (tcon)
@@ -2884,7 +2881,8 @@ try_mount_again:
                 goto out;
         }
 
-        if (cifs_parse_mount_options(mount_data, devname, volume_info)) {
+        if (cifs_parse_mount_options(cifs_sb->mountdata, devname,
+                                     volume_info)) {
                 rc = -EINVAL;
                 goto out;
         }