Messages in this thread Patch in this message | | | From | Thadeu Lima de Souza Cascardo <> | Subject | [PATCH 3/3] Fix oops when unexisting usb serial device is opened. | Date | Wed, 24 Jun 2009 08:31:17 -0300 |
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This commit 335f8514f200e63d689113d29cb7253a5c282967 has stopped properly checking if there is any usb serial associated with the tty in the close function. It happens the close function is called by releasing the terminal right after opening the device fails.
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> --- drivers/usb/serial/usb-serial.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index d595aa5..a842164 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -333,6 +333,9 @@ static void serial_close(struct tty_struct *tty, struct file *filp) { struct usb_serial_port *port = tty->driver_data; + if (!port) + return; + dbg("%s - port %d", __func__, port->number); -- 1.6.3
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