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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-09 10:37:10 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-09 10:37:10 +0100 |
| commit | 9b085d6e889076928d307f05cabf76e35db1e63b (patch) | |
| tree | 89c83eec98ed9bf07d07d8a7b0dea51564ecd61a /net/can/j1939/socket.c | |
| parent | 441494ec2a302830357d0aa59f3b907e319a8b26 (diff) | |
| parent | f8394f232b1eab649ce2df5c5f15b0e528c92091 (diff) | |
| download | linux-9b085d6e889076928d307f05cabf76e35db1e63b.tar.bz2 | |
Merge 5.10-rc3 into tty-next
We need the TTY/vt/serial fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/can/j1939/socket.c')
| -rw-r--r-- | net/can/j1939/socket.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/can/j1939/socket.c b/net/can/j1939/socket.c index 1be4c898b2fa..f23966526a88 100644 --- a/net/can/j1939/socket.c +++ b/net/can/j1939/socket.c @@ -475,6 +475,12 @@ static int j1939_sk_bind(struct socket *sock, struct sockaddr *uaddr, int len) goto out_release_sock; } + if (!(ndev->flags & IFF_UP)) { + dev_put(ndev); + ret = -ENETDOWN; + goto out_release_sock; + } + priv = j1939_netdev_start(ndev); dev_put(ndev); if (IS_ERR(priv)) { |