cifs: use tcon pointer in cifs_show_options

Minor nit: we already have a tcon pointer so we don't need to
dereference cifs_sb again.

Also initialize the vars in the declaration.

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

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 84b7525..b750aa5 100644 (file)
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -361,13 +361,10 @@ cifs_show_address(struct seq_file *s, struct TCP_Server_Info *server)
 static int
 cifs_show_options(struct seq_file *s, struct vfsmount *m)
 {
-       struct cifs_sb_info *cifs_sb;
-       struct cifsTconInfo *tcon;
-
-       cifs_sb = CIFS_SB(m->mnt_sb);
-       tcon = cifs_sb->tcon;
+       struct cifs_sb_info *cifs_sb = CIFS_SB(m->mnt_sb);
+       struct cifsTconInfo *tcon = cifs_sb->tcon;
 
-       seq_printf(s, ",unc=%s", cifs_sb->tcon->treeName);
+       seq_printf(s, ",unc=%s", tcon->treeName);
        if (tcon->ses->userName)
                seq_printf(s, ",username=%s", tcon->ses->userName);
        if (tcon->ses->domainName)