linux-kernel - [PATCH] eeprom: idt_89hpesx: remove unneeded csr

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Date:   Tue, 11 Jun 2019 20:17:00 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Arnd Bergmann <arnd@...db.de>,
        Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Kees Cook <keescook@...omium.org>,
        Colin Ian King <colin.king@...onical.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] eeprom: idt_89hpesx: remove unneeded csr_file variable

The csr_file variable was only ever set, never read.  So remove it from
struct idt_89hpesx_dev as it is pointless to keep around.

Cc: Arnd Bergmann <arnd@...db.de>
Cc: Dan Carpenter <dan.carpenter@...cle.com>
Cc: Kees Cook <keescook@...omium.org>
Cc: Colin Ian King <colin.king@...onical.com>
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/misc/eeprom/idt_89hpesx.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/misc/eeprom/idt_89hpesx.c b/drivers/misc/eeprom/idt_89hpesx.c
index 8a4659518c33..81c70e5bc168 100644
--- a/drivers/misc/eeprom/idt_89hpesx.c
+++ b/drivers/misc/eeprom/idt_89hpesx.c
@@ -115,7 +115,6 @@ static struct dentry *csr_dbgdir;
  * @client:	i2c client used to perform IO operations
  *
  * @ee_file:	EEPROM read/write sysfs-file
- * @csr_file:	CSR read/write debugfs-node
  */
 struct idt_smb_seq;
 struct idt_89hpesx_dev {
@@ -137,7 +136,6 @@ struct idt_89hpesx_dev {
 
 	struct bin_attribute *ee_file;
 	struct dentry *csr_dir;
-	struct dentry *csr_file;
 };
 
 /*
@@ -1378,8 +1376,8 @@ static void idt_create_dbgfs_files(struct idt_89hpesx_dev *pdev)
 	pdev->csr_dir = debugfs_create_dir(fname, csr_dbgdir);
 
 	/* Create Debugfs file for CSR read/write operations */
-	pdev->csr_file = debugfs_create_file(cli->name, 0600,
-		pdev->csr_dir, pdev, &csr_dbgfs_ops);
+	debugfs_create_file(cli->name, 0600, pdev->csr_dir, pdev,
+			    &csr_dbgfs_ops);
 }
 
 /*
-- 
2.22.0