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batadv_socket_read(): get rid of pointless access_ok()

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address is passed only to copy_to_user()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2020-04-23 10:19:04 -04:00
parent bbced07d99
commit 38c53ca3c1
1 changed files with 0 additions and 3 deletions
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3
net/batman-adv/icmp_socket.c
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@@ -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);