lkml.org 
[lkml]   [2013]   [Aug]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 4/4] staging: ozwpan: Return error, if PD is not connected.
Date
Return error if we receive write(), while PD is not connected.

Signed-off-by: Rupesh Gujare <rupesh.gujare@atmel.com>
---
drivers/staging/ozwpan/ozcdev.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/staging/ozwpan/ozcdev.c b/drivers/staging/ozwpan/ozcdev.c
index 03b41ee..22cb2ae 100644
--- a/drivers/staging/ozwpan/ozcdev.c
+++ b/drivers/staging/ozwpan/ozcdev.c
@@ -162,6 +162,8 @@ static ssize_t oz_cdev_write(struct file *filp, const char __user *buf,
spin_unlock_bh(&g_cdev.lock);
if (pd == NULL)
return -1;
+ if (!(pd->state & OZ_PD_S_CONNECTED))
+ return -ENXIO;
eb = &pd->elt_buff;
ei = oz_elt_info_alloc(eb);
if (ei == NULL) {
--
1.7.9.5


\
 
 \ /
  Last update: 2013-08-27 18:21    [W:0.053 / U:0.264 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site