diff options
| author | Arjan Mels <arjan.mels@gmx.net> | 2011-04-05 20:24:56 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-04-06 15:51:13 -0700 |
| commit | 2f8c4c5494c2589e6cb9a62f399e61a1c4c2378d (patch) | |
| tree | 5fc684d749f0ae5bd03221c5f4cc183979a81d60 | |
| parent | c996edcf1c451b81740abbcca5257ed7e353fcc6 (diff) | |
staging: usbip: fix shutdown problems.
When shuting down the tcp_rx and tcp_tx threads first check if they are
not closed already (maybe because an error caused them to return).
Signed-off-by: Arjan Mels <arjan.mels@gmx.net>
Cc: Takahiro Hirofuchi <hirofuchi@users.sourceforge.net>
Cc: Max Vozeler <max@vozeler.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/staging/usbip/stub_dev.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/staging/usbip/stub_dev.c b/drivers/staging/usbip/stub_dev.c index 8214c353d9f5..bce7d039346c 100644 --- a/drivers/staging/usbip/stub_dev.c +++ b/drivers/staging/usbip/stub_dev.c @@ -220,8 +220,10 @@ static void stub_shutdown_connection(struct usbip_device *ud) } /* 1. stop threads */ - kthread_stop(ud->tcp_rx); - kthread_stop(ud->tcp_tx); + if (ud->tcp_rx && !task_is_dead(ud->tcp_rx)) + kthread_stop(ud->tcp_rx); + if (ud->tcp_tx && !task_is_dead(ud->tcp_tx)) + kthread_stop(ud->tcp_tx); /* 2. close the socket */ /* |