diff options
Diffstat (limited to 'net/caif')
| -rw-r--r-- | net/caif/cfsrvl.c | 5 | ||||
| -rw-r--r-- | net/caif/chnl_net.c | 4 |
2 files changed, 7 insertions, 2 deletions
diff --git a/net/caif/cfsrvl.c b/net/caif/cfsrvl.c index dd485f6128e..ba217e90765 100644 --- a/net/caif/cfsrvl.c +++ b/net/caif/cfsrvl.c @@ -211,9 +211,10 @@ void caif_client_register_refcnt(struct cflayer *adapt_layer, void (*put)(struct cflayer *lyr)) { struct cfsrvl *service; - service = container_of(adapt_layer->dn, struct cfsrvl, layer); - WARN_ON(adapt_layer == NULL || adapt_layer->dn == NULL); + if (WARN_ON(adapt_layer == NULL || adapt_layer->dn == NULL)) + return; + service = container_of(adapt_layer->dn, struct cfsrvl, layer); service->hold = hold; service->put = put; } diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c index 69771c04ba8..e597733affb 100644 --- a/net/caif/chnl_net.c +++ b/net/caif/chnl_net.c @@ -94,6 +94,10 @@ static int chnl_recv_cb(struct cflayer *layr, struct cfpkt *pkt) /* check the version of IP */ ip_version = skb_header_pointer(skb, 0, 1, &buf); + if (!ip_version) { + kfree_skb(skb); + return -EINVAL; + } switch (*ip_version >> 4) { case 4: |