diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-02-12 16:24:37 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-02-12 16:24:37 +0300 |
| commit | 05fd934ba585ea8c9f129f15f11327adb1f96fe3 (patch) | |
| tree | 7b678c512c43419ccf484e71c84d69caee84a6da /drivers/net/hamradio/mkiss.c | |
| parent | ebb7c78d358b2ea45c7d997423e6feb42e5ce4ef (diff) | |
| parent | 382ab95d1af85381d8a5dff09b16a80c7e492534 (diff) | |
| download | linux-05fd934ba585ea8c9f129f15f11327adb1f96fe3.tar.xz | |
Merge tag 'topic/drm-misc-2016-02-12' into drm-intel-next-queued
Backmerge to get at the new encoder_mask support in atomic helpers.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'drivers/net/hamradio/mkiss.c')
| -rw-r--r-- | drivers/net/hamradio/mkiss.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c index 216bfd350169..85828f153445 100644 --- a/drivers/net/hamradio/mkiss.c +++ b/drivers/net/hamradio/mkiss.c @@ -797,14 +797,19 @@ static void mkiss_close(struct tty_struct *tty) */ if (!atomic_dec_and_test(&ax->refcnt)) down(&ax->dead_sem); - - unregister_netdev(ax->dev); + /* + * Halt the transmit queue so that a new transmit cannot scribble + * on our buffers + */ + netif_stop_queue(ax->dev); /* Free all AX25 frame buffers. */ kfree(ax->rbuff); kfree(ax->xbuff); ax->tty = NULL; + + unregister_netdev(ax->dev); } /* Perform I/O control on an active ax25 channel. */ |