drop unused dentry argument to ->fsync

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/drivers/char/ps3flash.c b/drivers/char/ps3flash.c
index 606048b..85c004a 100644
--- a/drivers/char/ps3flash.c
+++ b/drivers/char/ps3flash.c
@@ -305,8 +305,7 @@
 	return ps3flash_writeback(ps3flash_dev);
 }
 
-static int ps3flash_fsync(struct file *file, struct dentry *dentry,
-			  int datasync)
+static int ps3flash_fsync(struct file *file, int datasync)
 {
 	return ps3flash_writeback(ps3flash_dev);
 }