diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-01 09:48:47 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-01 09:48:47 +0100 |
| commit | 7b9069cd1859ed8d1c5c757ca21ec787f75f0029 (patch) | |
| tree | 5f73f0c130f7b3c888713262abcedd4392345cb7 /drivers/net/can/dev/netlink.c | |
| parent | 52f6acdff8ba609115430bb9d6c17e6db2173832 (diff) | |
| parent | 8f5ff9784f3262e6e85c68d86f8b7931827f2983 (diff) | |
Merge v6.12.41linux-rolling-lts
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/can/dev/netlink.c')
| -rw-r--r-- | drivers/net/can/dev/netlink.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/can/dev/netlink.c b/drivers/net/can/dev/netlink.c index 01aacdcda2606..abe8dc051d94f 100644 --- a/drivers/net/can/dev/netlink.c +++ b/drivers/net/can/dev/netlink.c @@ -285,6 +285,12 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[], } if (data[IFLA_CAN_RESTART_MS]) { + if (!priv->do_set_mode) { + NL_SET_ERR_MSG(extack, + "Device doesn't support restart from Bus Off"); + return -EOPNOTSUPP; + } + /* Do not allow changing restart delay while running */ if (dev->flags & IFF_UP) return -EBUSY; @@ -292,6 +298,12 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[], } if (data[IFLA_CAN_RESTART]) { + if (!priv->do_set_mode) { + NL_SET_ERR_MSG(extack, + "Device doesn't support restart from Bus Off"); + return -EOPNOTSUPP; + } + /* Do not allow a restart while not running */ if (!(dev->flags & IFF_UP)) return -EINVAL; |