skbuff: remove unused variable `doff'
There are two instances of an unused variable, `doff' added by
commit 6fa01ccd88
("skbuff: Add pskb_extract() helper function")
in pskb_carve_inside_header() and pskb_carve_inside_nonlinear().
Remove these instances, they are not used.
Reported by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
1ddb6b71b9
commit
953abb3823
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@ -4634,7 +4634,6 @@ static int pskb_carve_inside_header(struct sk_buff *skb, const u32 off,
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int size = skb_end_offset(skb);
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int new_hlen = headlen - off;
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u8 *data;
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int doff = 0;
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size = SKB_DATA_ALIGN(size);
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@ -4674,13 +4673,11 @@ static int pskb_carve_inside_header(struct sk_buff *skb, const u32 off,
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skb_free_head(skb);
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}
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doff = (data - skb->head);
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skb->head = data;
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skb->data = data;
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skb->head_frag = 0;
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#ifdef NET_SKBUFF_DATA_USES_OFFSET
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skb->end = size;
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doff = 0;
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#else
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skb->end = skb->head + size;
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#endif
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@ -4761,7 +4758,6 @@ static int pskb_carve_inside_nonlinear(struct sk_buff *skb, const u32 off,
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u8 *data;
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const int nfrags = skb_shinfo(skb)->nr_frags;
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struct skb_shared_info *shinfo;
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int doff = 0;
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size = SKB_DATA_ALIGN(size);
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@ -4816,13 +4812,11 @@ static int pskb_carve_inside_nonlinear(struct sk_buff *skb, const u32 off,
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}
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skb_release_data(skb);
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doff = (data - skb->head);
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skb->head = data;
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skb->head_frag = 0;
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skb->data = data;
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#ifdef NET_SKBUFF_DATA_USES_OFFSET
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skb->end = size;
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doff = 0;
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#else
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skb->end = skb->head + size;
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#endif
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