[SK_BUFF]: Introduce skb_copy_from_linear_data{_offset}

To clearly state the intent of copying from linear sk_buffs, _offset being a
overly long variant but interesting for the sake of saving some bytes.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index 1511697b22ba..f38c3b3471ee 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -1156,7 +1156,7 @@ static int rose_sendmsg(struct kiocb *iocb, struct socket *sock,
                 int lg;
 
                 /* Save a copy of the Header */
-                memcpy(header, skb->data, ROSE_MIN_LEN);
+                skb_copy_from_linear_data(skb, header, ROSE_MIN_LEN);
                 skb_pull(skb, ROSE_MIN_LEN);
 
                 frontlen = skb_headroom(skb);
@@ -1176,7 +1176,7 @@ static int rose_sendmsg(struct kiocb *iocb, struct socket *sock,
                         lg = (ROSE_PACLEN > skb->len) ? skb->len : ROSE_PACLEN;
 
                         /* Copy the user data */
-                        memcpy(skb_put(skbn, lg), skb->data, lg);
+                        skb_copy_from_linear_data(skb, skb_put(skbn, lg), lg);
                         skb_pull(skb, lg);
 
                         /* Duplicate the Header */