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net/utils: fix IPv4 checksum calculation

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Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
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Petro Karashchenko 2022-04-03 22:32:23 +02:00 committed by Masayuki Ishikawa
parent 747da36eae
commit e88a357fa7
1 changed files with 1 additions and 1 deletions
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net/utils/net_ipchksum.c
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@ -96,7 +96,7 @@ uint16_t ipv4_upperlayer_chksum(FAR struct net_driver_s *dev, uint8_t proto)
/* Sum IP source and destination addresses. */
sum = chksum(sum, (FAR uint8_t *)&ipv4->srcipaddr, sizeof(in_addr_t));
sum = chksum(sum, (FAR uint8_t *)&ipv4->srcipaddr, 2 * sizeof(in_addr_t));
/* Sum IP payload data. */