diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-10-04 09:20:57 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-10-04 09:20:57 +0200 |
| commit | bb76c823585b108b8e3ee9dfc5ef99dd4715ea9a (patch) | |
| tree | dacbaa591ea55a23f5fcee2119405ed9aae7738e /drivers/usb/class/cdc-acm.c | |
| parent | e5c044c8a9b65867369f8a4f3d5e3fee265d0487 (diff) | |
| parent | 9e1ff307c779ce1f0f810c7ecce3d95bbae40896 (diff) | |
Merge 5.15-rc4 into driver-core-next
We need the driver core fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 8bbd8e29e60d..4e2f1552f4b7 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -726,7 +726,8 @@ static void acm_port_destruct(struct tty_port *port) { struct acm *acm = container_of(port, struct acm, port); - acm_release_minor(acm); + if (acm->minor != ACM_MINOR_INVALID) + acm_release_minor(acm); usb_put_intf(acm->control); kfree(acm->country_codes); kfree(acm); @@ -1323,8 +1324,10 @@ made_compressed_probe: usb_get_intf(acm->control); /* undone in destruct() */ minor = acm_alloc_minor(acm); - if (minor < 0) + if (minor < 0) { + acm->minor = ACM_MINOR_INVALID; goto err_put_port; + } acm->minor = minor; acm->dev = usb_dev; |