linux-kernel - [PATCH 4.4 148/193] ncpfs: fix unused variable warning

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Date:   Fri, 23 Feb 2018 19:26:21 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Miklos Szeredi <mszeredi@...hat.com>
Subject: [PATCH 4.4 148/193] ncpfs: fix unused variable warning

4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Miklos Szeredi <mszeredi@...hat.com>

commit 9a232de4999666b2e8ea6775b2b0e3e4feb09b7a upstream.

Without CONFIG_NCPFS_NLS the following warning is seen:

fs/ncpfs/dir.c: In function 'ncp_hash_dentry':
fs/ncpfs/dir.c:136:23: warning: unused variable 'sb' [-Wunused-variable]
   struct super_block *sb = dentry->d_sb;

Signed-off-by: Miklos Szeredi <mszeredi@...hat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 fs/ncpfs/dir.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -133,12 +133,11 @@ ncp_hash_dentry(const struct dentry *den
 		return 0;
 
 	if (!ncp_case_sensitive(inode)) {
-		struct super_block *sb = dentry->d_sb;
 		struct nls_table *t;
 		unsigned long hash;
 		int i;
 
-		t = NCP_IO_TABLE(sb);
+		t = NCP_IO_TABLE(dentry->d_sb);
 		hash = init_name_hash();
 		for (i=0; i<this->len ; i++)
 			hash = partial_name_hash(ncp_tolower(t, this->name[i]),