From: Andrew Morton <akpm@linux-foundation.org>
Date: Tue, 14 Oct 2008 01:42:07 +0000 (-0700)
Subject: misdn: use nonseekable_open()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=6bff338bb60cb97f4ad06aa20f5c8e547eb1bc7a;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

misdn: use nonseekable_open()

The driver just sets ->llseek to NULL.  It should also clear FMODE_LSEEK to
tell the VFS that seeks are not supported.

Pointed out by Christoph Hellwig.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/isdn/mISDN/timerdev.c b/drivers/isdn/mISDN/timerdev.c
index e7462924b505..875fabe16e36 100644
--- a/drivers/isdn/mISDN/timerdev.c
+++ b/drivers/isdn/mISDN/timerdev.c
@@ -61,7 +61,7 @@ mISDN_open(struct inode *ino, struct file *filep)
 	init_waitqueue_head(&dev->wait);
 	filep->private_data = dev;
 	__module_get(THIS_MODULE);
-	return 0;
+	return nonseekable_open(ino, filep);
 }
 
 static int