net: skb_can_coalesce returns a boolean
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index f25795c..4a656b5 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1963,8 +1963,8 @@
return -EFAULT;
}
-static inline int skb_can_coalesce(struct sk_buff *skb, int i,
- const struct page *page, int off)
+static inline bool skb_can_coalesce(struct sk_buff *skb, int i,
+ const struct page *page, int off)
{
if (i) {
const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i - 1];
@@ -1972,7 +1972,7 @@
return page == skb_frag_page(frag) &&
off == frag->page_offset + skb_frag_size(frag);
}
- return 0;
+ return false;
}
static inline int __skb_linearize(struct sk_buff *skb)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index bcc4eab..de6a238 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -848,9 +848,10 @@
while (psize > 0) {
struct sk_buff *skb = tcp_write_queue_tail(sk);
struct page *page = pages[poffset / PAGE_SIZE];
- int copy, i, can_coalesce;
+ int copy, i;
int offset = poffset % PAGE_SIZE;
int size = min_t(size_t, psize, PAGE_SIZE - offset);
+ bool can_coalesce;
if (!tcp_send_head(sk) || (copy = size_goal - skb->len) <= 0) {
new_segment: