From 843a8851e89e2e85db04caaf88d8554818319047 Mon Sep 17 00:00:00 2001 From: Breno Leitao Date: Fri, 2 Feb 2024 07:13:29 -0800 Subject: [PATCH] net: blackhole_dev: fix build warning for ethh set but not used lib/test_blackhole_dev.c sets a variable that is never read, causing this following building warning: lib/test_blackhole_dev.c:32:17: warning: variable 'ethh' set but not used [-Wunused-but-set-variable] Remove the variable struct ethhdr *ethh, which is unused. Fixes: 509e56b37cc3 ("blackhole_dev: add a selftest") Signed-off-by: Breno Leitao Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- lib/test_blackhole_dev.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/lib/test_blackhole_dev.c b/lib/test_blackhole_dev.c index 4c40580a99a3..f247089d63c0 100644 --- a/lib/test_blackhole_dev.c +++ b/lib/test_blackhole_dev.c @@ -29,7 +29,6 @@ static int __init test_blackholedev_init(void) { struct ipv6hdr *ip6h; struct sk_buff *skb; - struct ethhdr *ethh; struct udphdr *uh; int data_len; int ret; @@ -61,7 +60,7 @@ static int __init test_blackholedev_init(void) ip6h->saddr = in6addr_loopback; ip6h->daddr = in6addr_loopback; /* Ether */ - ethh = (struct ethhdr *)skb_push(skb, sizeof(struct ethhdr)); + skb_push(skb, sizeof(struct ethhdr)); skb_set_mac_header(skb, 0); skb->protocol = htons(ETH_P_IPV6);