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net: ipv4: Remove in_addr from packed net_ipv4_hdr struct

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Replace unpacked in_addr structures with raw buffers in net_ipv4_hdr
struct, to prevent compiler warnings about unaligned access.

Signed-off-by: Robert Lubos <robert.lubos@nordicsemi.no>
This commit is contained in:
Robert Lubos 2021-10-04 14:40:22 +02:00 • committed by Anas Nashif
commit 064200b420
18 changed files with 94 additions and 88 deletions
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8
drivers/net/loopback.c
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@ -86,10 +86,10 @@ static int loopback_send(const struct device *dev, struct net_pkt *pkt)
} else {
struct in_addr addr;
net_ipaddr_copy(&addr, &NET_IPV4_HDR(pkt)->src);
net_ipaddr_copy(&NET_IPV4_HDR(pkt)->src,
&NET_IPV4_HDR(pkt)->dst);
net_ipaddr_copy(&NET_IPV4_HDR(pkt)->dst, &addr);
net_ipv4_addr_copy_raw((uint8_t *)&addr, NET_IPV4_HDR(pkt)->src);
net_ipv4_addr_copy_raw(NET_IPV4_HDR(pkt)->src,
NET_IPV4_HDR(pkt)->dst);
net_ipv4_addr_copy_raw(NET_IPV4_HDR(pkt)->dst, (uint8_t *)&addr);
}
/* We should simulate normal driver meaning that if the packet is