diff options
| -rw-r--r-- | drivers/usb/usbip/vhci_sysfs.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/usb/usbip/vhci_sysfs.c b/drivers/usb/usbip/vhci_sysfs.c index e8a008de8dbc..c631f846a809 100644 --- a/drivers/usb/usbip/vhci_sysfs.c +++ b/drivers/usb/usbip/vhci_sysfs.c @@ -309,8 +309,16 @@ static ssize_t store_attach(struct device *dev, struct device_attribute *attr, /* Extract socket from fd. */ socket = sockfd_lookup(sockfd, &err); - if (!socket) + if (!socket) { + dev_err(dev, "failed to lookup sock"); return -EINVAL; + } + if (socket->type != SOCK_STREAM) { + dev_err(dev, "Expecting SOCK_STREAM - found %d", + socket->type); + sockfd_put(socket); + return -EINVAL; + } /* now need lock until setting vdev status as used */ |