lkml.org 
[lkml]   [2020]   [May]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH net-next 14/19] batadv_socket_read(): get rid of pointless access_ok()
Date
From: Al Viro <viro@zeniv.linux.org.uk>

address is passed only to copy_to_user()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
net/batman-adv/icmp_socket.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/net/batman-adv/icmp_socket.c b/net/batman-adv/icmp_socket.c
index ccb535c77e5d..8bdabc03b0b2 100644
--- a/net/batman-adv/icmp_socket.c
+++ b/net/batman-adv/icmp_socket.c
@@ -135,9 +135,6 @@ static ssize_t batadv_socket_read(struct file *file, char __user *buf,
if (!buf || count < sizeof(struct batadv_icmp_packet))
return -EINVAL;

- if (!access_ok(buf, count))
- return -EFAULT;
-
error = wait_event_interruptible(socket_client->queue_wait,
socket_client->queue_len);

--
2.11.0
\
 
 \ /
  Last update: 2020-05-21 02:39    [W:0.094 / U:0.036 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site