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path: root/drivers/usb/gadget/rndis.c
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Diffstat (limited to 'drivers/usb/gadget/rndis.c')
-rw-r--r--drivers/usb/gadget/rndis.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c
index ca41b0b5afb3..48267bc0b2e0 100644
--- a/drivers/usb/gadget/rndis.c
+++ b/drivers/usb/gadget/rndis.c
@@ -1022,22 +1022,29 @@ static rndis_resp_t *rndis_add_response (int configNr, u32 length)
1022 return r; 1022 return r;
1023} 1023}
1024 1024
1025int rndis_rm_hdr(struct sk_buff *skb) 1025int rndis_rm_hdr(struct gether *port,
1026 struct sk_buff *skb,
1027 struct sk_buff_head *list)
1026{ 1028{
1027 /* tmp points to a struct rndis_packet_msg_type */ 1029 /* tmp points to a struct rndis_packet_msg_type */
1028 __le32 *tmp = (void *) skb->data; 1030 __le32 *tmp = (void *) skb->data;
1029 1031
1030 /* MessageType, MessageLength */ 1032 /* MessageType, MessageLength */
1031 if (cpu_to_le32(REMOTE_NDIS_PACKET_MSG) 1033 if (cpu_to_le32(REMOTE_NDIS_PACKET_MSG)
1032 != get_unaligned(tmp++)) 1034 != get_unaligned(tmp++)) {
1035 dev_kfree_skb_any(skb);
1033 return -EINVAL; 1036 return -EINVAL;
1037 }
1034 tmp++; 1038 tmp++;
1035 1039
1036 /* DataOffset, DataLength */ 1040 /* DataOffset, DataLength */
1037 if (!skb_pull(skb, get_unaligned_le32(tmp++) + 8)) 1041 if (!skb_pull(skb, get_unaligned_le32(tmp++) + 8)) {
1042 dev_kfree_skb_any(skb);
1038 return -EOVERFLOW; 1043 return -EOVERFLOW;
1044 }
1039 skb_trim(skb, get_unaligned_le32(tmp++)); 1045 skb_trim(skb, get_unaligned_le32(tmp++));
1040 1046
1047 skb_queue_tail(list, skb);
1041 return 0; 1048 return 0;
1042} 1049}
1043 1050