mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-25 13:14:07 +08:00
[NET]: Make sure sockets implement splice_read
Fixes a segmentation fault when trying to splice from a non-TCP socket. Signed-off-by: Rémi Denis-Courmont <rdenis@simphalempin.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
69c3683ca7
commit
997b37da15
@ -701,6 +701,9 @@ static ssize_t sock_splice_read(struct file *file, loff_t *ppos,
|
||||
{
|
||||
struct socket *sock = file->private_data;
|
||||
|
||||
if (unlikely(!sock->ops->splice_read))
|
||||
return -EINVAL;
|
||||
|
||||
return sock->ops->splice_read(sock, ppos, pipe, len, flags);
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user