From: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Date: Mon, 1 Feb 2010 08:21:35 +0000 (+0000)
Subject: irda: add missing BKL in irnet_ppp ioctl
X-Git-Tag: firefly_0821_release~9833^2~3158^2~27
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3fdde0a1602d20c02a7d66e07ab6718ab8d79b12;p=firefly-linux-kernel-4.4.55.git

irda: add missing BKL in irnet_ppp ioctl

One ioctl has been forgotten when the BKL was push down into irnet_ppp
ioctl function.

Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/irda/irnet/irnet_ppp.c b/net/irda/irnet/irnet_ppp.c
index 7c22c126f0ea..6b3602de359a 100644
--- a/net/irda/irnet/irnet_ppp.c
+++ b/net/irda/irnet/irnet_ppp.c
@@ -698,9 +698,11 @@ dev_irnet_ioctl(
 
       /* Query PPP channel and unit number */
     case PPPIOCGCHAN:
+      lock_kernel();
       if(ap->ppp_open && !put_user(ppp_channel_index(&ap->chan),
 						(int __user *)argp))
 	err = 0;
+      unlock_kernel();
       break;
     case PPPIOCGUNIT:
       lock_kernel();