From: 黄涛 <huangtao@rock-chips.com>
Date: Sun, 31 Jul 2011 18:16:52 +0000 (+0800)
Subject: Revert "drivers: misc: pass miscdevice pointer via file private data"
X-Git-Tag: firefly_0821_release~9820
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=932cf8f1d4f17c38804c0b0a0237d5718bd8d5ac;p=firefly-linux-kernel-4.4.55.git

Revert "drivers: misc: pass miscdevice pointer via file private data"

This reverts commit fa1f68db6ca7ebb6fc4487ac215bffba06c01c28.
Which broken pmem driver.
---

diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index abdafd488980..bfbb2e9f3085 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -144,7 +144,6 @@ static int misc_open(struct inode * inode, struct file * file)
 	old_fops = file->f_op;
 	file->f_op = new_fops;
 	if (file->f_op->open) {
-		file->private_data = c;
 		err=file->f_op->open(inode,file);
 		if (err) {
 			fops_put(file->f_op);