net: skbuff: Drop unused @skb

Since its introduction in commit 6fa01ccd8830 ("skbuff: Add pskb_extract()
helper function"), pskb_carve_frag_list() never used the argument @skb.
Drop it and adapt the only caller.

No functional change intended.

Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Michal Luczaj <mhal@rbox.co>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 74ced6aebc70e3dd1656c2fa28b8b89be6e227b8..a6efabff2173ea8300ad592b2494fc3acb191aff 100644 (file)
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -6758,8 +6758,7 @@ static int pskb_carve(struct sk_buff *skb, const u32 off, gfp_t gfp);
 /* carve out the first eat bytes from skb's frag_list. May recurse into
  * pskb_carve()
  */
-static int pskb_carve_frag_list(struct sk_buff *skb,
-                               struct skb_shared_info *shinfo, int eat,
+static int pskb_carve_frag_list(struct skb_shared_info *shinfo, int eat,
                                gfp_t gfp_mask)
 {
        struct sk_buff *list = shinfo->frag_list;
@@ -6864,7 +6863,7 @@ static int pskb_carve_inside_nonlinear(struct sk_buff *skb, const u32 off,
                skb_clone_fraglist(skb);
 
        /* split line is in frag list */
-       if (k == 0 && pskb_carve_frag_list(skb, shinfo, off - pos, gfp_mask)) {
+       if (k == 0 && pskb_carve_frag_list(shinfo, off - pos, gfp_mask)) {
                /* skb_frag_unref() is not needed here as shinfo->nr_frags = 0. */
                if (skb_has_frag_list(skb))
                        kfree_skb_list(skb_shinfo(skb)->frag_list);