skbuff: remove unused variable `doff'
There are two instances of an unused variable, `doff' added by
commit 6fa01ccd8830 ("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>
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 5586be9..f2b77e5 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4634,7 +4634,6 @@
int size = skb_end_offset(skb);
int new_hlen = headlen - off;
u8 *data;
- int doff = 0;
size = SKB_DATA_ALIGN(size);
@@ -4674,13 +4673,11 @@
skb_free_head(skb);
}
- doff = (data - skb->head);
skb->head = data;
skb->data = data;
skb->head_frag = 0;
#ifdef NET_SKBUFF_DATA_USES_OFFSET
skb->end = size;
- doff = 0;
#else
skb->end = skb->head + size;
#endif
@@ -4761,7 +4758,6 @@
u8 *data;
const int nfrags = skb_shinfo(skb)->nr_frags;
struct skb_shared_info *shinfo;
- int doff = 0;
size = SKB_DATA_ALIGN(size);
@@ -4816,13 +4812,11 @@
}
skb_release_data(skb);
- doff = (data - skb->head);
skb->head = data;
skb->head_frag = 0;
skb->data = data;
#ifdef NET_SKBUFF_DATA_USES_OFFSET
skb->end = size;
- doff = 0;
#else
skb->end = skb->head + size;
#endif
