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Diffstat (limited to 'net/hsr/hsr_forward.c')
-rw-r--r--net/hsr/hsr_forward.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/hsr/hsr_forward.c b/net/hsr/hsr_forward.c
index 0aca859c88cb..f669a226d728 100644
--- a/net/hsr/hsr_forward.c
+++ b/net/hsr/hsr_forward.c
@@ -84,7 +84,7 @@ static bool is_supervision_frame(struct hsr_priv *hsr, struct sk_buff *skb)
/* Get next tlv */
total_length += hsr_sup_tag->tlv.HSR_TLV_length;
- if (!pskb_may_pull(skb, total_length))
+ if (!pskb_may_pull(skb, total_length + sizeof(struct hsr_sup_tlv)))
return false;
skb_pull(skb, total_length);
hsr_sup_tlv = (struct hsr_sup_tlv *)skb->data;
@@ -100,7 +100,7 @@ static bool is_supervision_frame(struct hsr_priv *hsr, struct sk_buff *skb)
/* make sure another tlv follows */
total_length += sizeof(struct hsr_sup_tlv) + hsr_sup_tlv->HSR_TLV_length;
- if (!pskb_may_pull(skb, total_length))
+ if (!pskb_may_pull(skb, total_length + sizeof(struct hsr_sup_tlv)))
return false;
/* get next tlv */