Staging: lusture: Remove an open coded simple_open() function

This patch removes an open coded simple_open() function and replace file
operations references to the function with simple_open() instead
Signed-off-by: Abdul Hussain <habdul@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/fld/lproc_fld.c

@@ -142,13 +142,6 @@ fld_debugfs_cache_flush_write(struct file *file, const char __user *buffer,
 	return count;
 }
 
-static int
-fld_debugfs_cache_flush_open(struct inode *inode, struct file *file)
-{
-	file->private_data = inode->i_private;
-	return 0;
-}
-
 static int
 fld_debugfs_cache_flush_release(struct inode *inode, struct file *file)
 {
@@ -158,7 +151,7 @@ fld_debugfs_cache_flush_release(struct inode *inode, struct file *file)
 
 static struct file_operations fld_debugfs_cache_flush_fops = {
 	.owner		= THIS_MODULE,
-	.open		= fld_debugfs_cache_flush_open,
+	.open           = simple_open,
 	.write		= fld_debugfs_cache_flush_write,
 	.release	= fld_debugfs_cache_flush_release,
 };