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| author | Stefan Mätje <Stefan.Maetje@esd.eu> | 2017-10-18 13:25:17 +0200 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2017-10-19 13:05:54 +0200 |
| commit | 72d92e865d1560723e1957ee3f393688c49ca5bf (patch) | |
| tree | 08495d55a27bc0a2cb9891ced80d9761fac89ebe /drivers/net | |
| parent | 5a606223c6b5b7560da253ed52e62c67fa18e29b (diff) | |
| download | linux-stable-72d92e865d1560723e1957ee3f393688c49ca5bf.tar.gz linux-stable-72d92e865d1560723e1957ee3f393688c49ca5bf.tar.bz2 linux-stable-72d92e865d1560723e1957ee3f393688c49ca5bf.zip | |
can: esd_usb2: Fix can_dlc value for received RTR, frames
The dlc member of the struct rx_msg contains also the ESD_RTR flag to
mark received RTR frames. Without the fix the can_dlc value for received
RTR frames would always be set to 8 by get_can_dlc() instead of the
received value.
Fixes: 96d8e90382dc ("can: Add driver for esd CAN-USB/2 device")
Signed-off-by: Stefan Mätje <stefan.maetje@esd.eu>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/can/usb/esd_usb2.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/can/usb/esd_usb2.c b/drivers/net/can/usb/esd_usb2.c index be928ce62d32..9fdb0f0bfa06 100644 --- a/drivers/net/can/usb/esd_usb2.c +++ b/drivers/net/can/usb/esd_usb2.c @@ -333,7 +333,7 @@ static void esd_usb2_rx_can_msg(struct esd_usb2_net_priv *priv, } cf->can_id = id & ESD_IDMASK; - cf->can_dlc = get_can_dlc(msg->msg.rx.dlc); + cf->can_dlc = get_can_dlc(msg->msg.rx.dlc & ~ESD_RTR); if (id & ESD_EXTID) cf->can_id |= CAN_EFF_FLAG; |