tun: Use POLLERR not EBADF in tun_chr_poll
authorEric W. Biederman <ebiederm@xmission.com>
Tue, 20 Jan 2009 10:59:05 +0000 (10:59 +0000)
committerDavid S. Miller <davem@davemloft.net>
Thu, 22 Jan 2009 00:00:44 +0000 (16:00 -0800)
EBADF is meaningless in the context of a poll mask so use POLLERR
instead.

Signed-off-by: Eric W. Biederman <ebiederm@aristanetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/tun.c

index 20ef14dc560319a0c36af299735a6779362b5ce0..8743de9d25727beced2d0012a69bc1d7acf3ad06 100644 (file)
@@ -382,7 +382,7 @@ static unsigned int tun_chr_poll(struct file *file, poll_table * wait)
        unsigned int mask = POLLOUT | POLLWRNORM;
 
        if (!tun)
-               return -EBADFD;
+               return POLLERR;
 
        DBG(KERN_INFO "%s: tun_chr_poll\n", tun->dev->name);