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tipc: remove set but not used variable 'prev' 

Fixes gcc '-Wunused-but-set-variable' warning:

net/tipc/msg.c: In function 'tipc_msg_append':
net/tipc/msg.c:215:24: warning:
 variable 'prev' set but not used [-Wunused-but-set-variable]

commit 0a3e060f34 ("tipc: add test for Nagle algorithm effectiveness")
left behind this, remove it.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YueHaibing 2020-05-28 07:43:59 +00:00 committed by David S. Miller
parent aef31718a9
commit 8298a419a0
1 changed files with 1 additions and 2 deletions
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3
net/tipc/msg.c
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@ -212,7 +212,7 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf)
int tipc_msg_append(struct tipc_msg *_hdr, struct msghdr *m, int dlen,
int mss, struct sk_buff_head *txq)
{
struct sk_buff *skb, *prev;
struct sk_buff *skb;
int accounted, total, curr;
int mlen, cpy, rem = dlen;
struct tipc_msg *hdr;
@ -223,7 +223,6 @@ int tipc_msg_append(struct tipc_msg *_hdr, struct msghdr *m, int dlen,
while (rem) {
if (!skb || skb->len >= mss) {
prev = skb;
skb = tipc_buf_acquire(mss, GFP_KERNEL);
if (unlikely(!skb))
return -ENOMEM;