utils: fix ipv4 checksum issue

The parameter order for protocol and length was accidentally reversed,
leading to issues for packets > 256 bytes

Signed-off-by: Felix Fietkau <nbd@nbd.name>

1 files changed, 1 insertions, 1 deletions

diff --git a/utils.c b/utils.c
index 704bc57..90cdfe5 100644
--- a/utils.c
+++ b/utils.c
@@ -200,7 +200,7 @@ uint64_t unet_gettime(void)
 }
 
 static inline uint32_t
-csum_tcpudp_nofold(uint32_t saddr, uint32_t daddr, uint32_t len, uint8_t proto)
+csum_tcpudp_nofold(uint32_t saddr, uint32_t daddr, uint8_t proto, uint32_t len)
 {
 	uint64_t sum = 0;