Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3e3cda96 authored by Ben Hutchings's avatar Ben Hutchings Committed by Jeff Garzik
Browse files

Hold RTNL while calling dev_close() 



dev_close() must be called holding the RTNL.  Compile-tested only.

Signed-off-by: default avatarBen Hutchings <bhutchings@solarflare.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent c81ec80b

drivers/net/wan/x25_asy.c

+3 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ 
#include <linux/x25.h>

#include <linux/lapb.h>

#include <linux/init.h>

#include <linux/rtnetlink.h>

#include "x25_asy.h"



#include <net/x25device.h>
@@ -601,8 +602,10 @@ static void x25_asy_close_tty(struct tty_struct *tty) 
	if (!sl || sl->magic != X25_ASY_MAGIC)

		return;



	rtnl_lock();

	if (sl->dev->flags & IFF_UP)

		dev_close(sl->dev);

	rtnl_unlock();



	tty->disc_data = NULL;

	sl->tty = NULL;