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-rw-r--r--net/caif/caif_socket.c1
-rw-r--r--net/caif/caif_usb.c3
-rw-r--r--net/caif/cfctrl.c6
3 files changed, 9 insertions, 1 deletions
diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index 348b8cb0bc24..cab0b239f96a 100644
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -1022,6 +1022,7 @@ static void caif_sock_destructor(struct sock *sk)
return;
}
sk_stream_kill_queues(&cf_sk->sk);
+ WARN_ON(sk->sk_forward_alloc);
caif_free_client(&cf_sk->layer);
}
diff --git a/net/caif/caif_usb.c b/net/caif/caif_usb.c
index 76d49a1bc6f6..609c5793f45a 100644
--- a/net/caif/caif_usb.c
+++ b/net/caif/caif_usb.c
@@ -135,6 +135,9 @@ static int cfusbl_device_notify(struct notifier_block *me, unsigned long what,
struct usb_device *usbdev;
int res;
+ if (what == NETDEV_UNREGISTER && dev->reg_state >= NETREG_UNREGISTERED)
+ return 0;
+
/* Check whether we have a NCM device, and find its VID/PID. */
if (!(dev->dev.parent && dev->dev.parent->driver &&
strcmp(dev->dev.parent->driver->name, "cdc_ncm") == 0))
diff --git a/net/caif/cfctrl.c b/net/caif/cfctrl.c
index a1e85f032108..330cb2b087bb 100644
--- a/net/caif/cfctrl.c
+++ b/net/caif/cfctrl.c
@@ -269,11 +269,15 @@ int cfctrl_linkup_request(struct cflayer *layer,
default:
pr_warn("Request setup of bad link type = %d\n",
param->linktype);
+ cfpkt_destroy(pkt);
return -EINVAL;
}
req = kzalloc(sizeof(*req), GFP_KERNEL);
- if (!req)
+ if (!req) {
+ cfpkt_destroy(pkt);
return -ENOMEM;
+ }
+
req->client_layer = user_layer;
req->cmd = CFCTRL_CMD_LINK_SETUP;
req->param = *param;