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Convert usage of IN_MULTICAST to ipv4_is_multicast

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IN_MULTICAST's primary intent is as a uapi macro.

Elsewhere in the kernel we use ipv4_is_multicast consistently.

This patch unifies linux's multicast checks to use that function
rather than this macro.

Signed-off-by: Dave Taht <dave.taht@gmail.com>
Reviewed-by: Toke Høiland-Jørgensen <toke@toke.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dave Taht
2019-09-02 16:29:36 -07:00
committed by David S. Miller
parent 9367fa0841
commit 842841ece5
5 changed files with 9 additions and 9 deletions
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4
net/rds/af_rds.c
View File

@@ -559,7 +559,7 @@ static int rds_connect(struct socket *sock, struct sockaddr *uaddr,
ret = -EDESTADDRREQ;
break;
}
if (IN_MULTICAST(ntohl(sin->sin_addr.s_addr)) ||
if (ipv4_is_multicast(sin->sin_addr.s_addr) ||
sin->sin_addr.s_addr == htonl(INADDR_BROADCAST)) {
ret = -EINVAL;
break;
@@ -593,7 +593,7 @@ static int rds_connect(struct socket *sock, struct sockaddr *uaddr,
addr4 = sin6->sin6_addr.s6_addr32[3];
if (addr4 == htonl(INADDR_ANY) ||
addr4 == htonl(INADDR_BROADCAST) ||
IN_MULTICAST(ntohl(addr4))) {
ipv4_is_multicast(addr4)) {
ret = -EPROTOTYPE;
break;
}

4
net/rds/bind.c
View File

@@ -181,7 +181,7 @@ int rds_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
if (addr_len < sizeof(struct sockaddr_in) ||
sin->sin_addr.s_addr == htonl(INADDR_ANY) ||
sin->sin_addr.s_addr == htonl(INADDR_BROADCAST) ||
IN_MULTICAST(ntohl(sin->sin_addr.s_addr)))
ipv4_is_multicast(sin->sin_addr.s_addr))
return -EINVAL;
ipv6_addr_set_v4mapped(sin->sin_addr.s_addr, &v6addr);
binding_addr = &v6addr;
@@ -206,7 +206,7 @@ int rds_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
addr4 = sin6->sin6_addr.s6_addr32[3];
if (addr4 == htonl(INADDR_ANY) ||
addr4 == htonl(INADDR_BROADCAST) ||
IN_MULTICAST(ntohl(addr4)))
ipv4_is_multicast(addr4))
return -EINVAL;
}
/* The scope ID must be specified for link local address. */

4
net/rds/send.c
View File

@@ -1144,7 +1144,7 @@ int rds_sendmsg(struct socket *sock, struct msghdr *msg, size_t payload_len)
case AF_INET:
if (usin->sin_addr.s_addr == htonl(INADDR_ANY) ||
usin->sin_addr.s_addr == htonl(INADDR_BROADCAST) ||
IN_MULTICAST(ntohl(usin->sin_addr.s_addr))) {
ipv4_is_multicast(usin->sin_addr.s_addr)) {
ret = -EINVAL;
goto out;
}
@@ -1175,7 +1175,7 @@ int rds_sendmsg(struct socket *sock, struct msghdr *msg, size_t payload_len)
addr4 = sin6->sin6_addr.s6_addr32[3];
if (addr4 == htonl(INADDR_ANY) ||
addr4 == htonl(INADDR_BROADCAST) ||
IN_MULTICAST(ntohl(addr4))) {
ipv4_is_multicast(addr4)) {
ret = -EINVAL;
goto out;
}