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drivers/telnet: Let psock_poll check the valid of td_psock instead

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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao
2022-09-28 22:45:15 +08:00
committed by Masayuki Ishikawa
parent a52fbe87eb
commit c3b6d35290
1 changed files with 1 additions and 12 deletions
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drivers/net/telnet.c
+1 -12
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@@ -1228,20 +1228,9 @@ static int telnet_poll(FAR struct file *filep, FAR struct pollfd *fds,
{ {
FAR struct inode *inode = filep->f_inode; FAR struct inode *inode = filep->f_inode;
FAR struct telnet_dev_s *priv = inode->i_private; FAR struct telnet_dev_s *priv = inode->i_private;
FAR struct socket *psock;
DEBUGASSERT(fds != NULL); DEBUGASSERT(fds != NULL);
/* Get the underlying socket structure and verify that the sockfd
* corresponds to valid, allocated socket
*/
psock = &priv->td_psock;
if (psock == NULL || psock->s_conn == NULL)
{
return -EBADF;
}
/* Test if we have cached data waiting to be read */ /* Test if we have cached data waiting to be read */
if (priv->td_pending > 0) if (priv->td_pending > 0)
@@ -1253,7 +1242,7 @@ static int telnet_poll(FAR struct file *filep, FAR struct pollfd *fds,
/* Then let psock_poll() do the heavy lifting */ /* Then let psock_poll() do the heavy lifting */
return psock_poll(psock, fds, setup); return psock_poll(&priv->td_psock, fds, setup);
} }
/**************************************************************************** /****************************************************************************