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| author | Michael S. Tsirkin <mst@redhat.com> | 2012-07-20 09:23:10 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-07-22 12:39:33 -0700 |
| commit | 70008aa50e927670ceee7f0c87e159ca7b1517a2 (patch) | |
| tree | 378f175d159a03f1e2fc9c93d654d4f2a776c3cf /net/core/skbuff.c | |
| parent | a353e0ce0fd42d8859260666d1e9b10f2abd4698 (diff) | |
| download | talos-obmc-linux-70008aa50e927670ceee7f0c87e159ca7b1517a2.tar.gz talos-obmc-linux-70008aa50e927670ceee7f0c87e159ca7b1517a2.zip | |
skbuff: convert to skb_orphan_frags
Reduce code duplication a bit using the new helper.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/skbuff.c')
| -rw-r--r-- | net/core/skbuff.c | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c index ccfcb7d8711e..438bbc5fd898 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -804,10 +804,8 @@ struct sk_buff *skb_clone(struct sk_buff *skb, gfp_t gfp_mask) { struct sk_buff *n; - if (skb_shinfo(skb)->tx_flags & SKBTX_DEV_ZEROCOPY) { - if (skb_copy_ubufs(skb, gfp_mask)) - return NULL; - } + if (skb_orphan_frags(skb, gfp_mask)) + return NULL; n = skb + 1; if (skb->fclone == SKB_FCLONE_ORIG && @@ -927,12 +925,10 @@ struct sk_buff *__pskb_copy(struct sk_buff *skb, int headroom, gfp_t gfp_mask) if (skb_shinfo(skb)->nr_frags) { int i; - if (skb_shinfo(skb)->tx_flags & SKBTX_DEV_ZEROCOPY) { - if (skb_copy_ubufs(skb, gfp_mask)) { - kfree_skb(n); - n = NULL; - goto out; - } + if (skb_orphan_frags(skb, gfp_mask)) { + kfree_skb(n); + n = NULL; + goto out; } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { skb_shinfo(n)->frags[i] = skb_shinfo(skb)->frags[i]; @@ -1005,10 +1001,8 @@ int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail, */ if (skb_cloned(skb)) { /* copy this zero copy skb frags */ - if (skb_shinfo(skb)->tx_flags & SKBTX_DEV_ZEROCOPY) { - if (skb_copy_ubufs(skb, gfp_mask)) - goto nofrags; - } + if (skb_orphan_frags(skb, gfp_mask)) + goto nofrags; for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) skb_frag_ref(skb, i); |
