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| author | Bart Van Assche <bart.vanassche@wdc.com> | 2017-10-11 10:48:43 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-12-20 10:10:36 +0100 |
| commit | 9fc290e529b4948b2b18fa943d8bd5c3a5d5b6e1 (patch) | |
| tree | f24b482cf9ad9c8d13b884b686fa4291f384ae6c /include/rdma | |
| parent | f7af60377ec05e2452a73c349b4fa2a4196480c8 (diff) | |
| download | linux-rt-9fc290e529b4948b2b18fa943d8bd5c3a5d5b6e1.tar.gz | |
IB/core: Fix endianness annotation in rdma_is_multicast_addr()
[ Upstream commit 1c3aea2bc8f0b2e5b57375ead40457ff75a3a2ec ]
Since ipv4_addr is a big endian 32-bit number, annotate it as such.
Fixes: commit be1d325a3358 ("IB/core: Set RoCEv2 MGID according to spec")
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/ib_addr.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h index 8815989301ab..b2a10c762304 100644 --- a/include/rdma/ib_addr.h +++ b/include/rdma/ib_addr.h @@ -306,12 +306,12 @@ static inline void rdma_get_ll_mac(struct in6_addr *addr, u8 *mac) static inline int rdma_is_multicast_addr(struct in6_addr *addr) { - u32 ipv4_addr; + __be32 ipv4_addr; if (addr->s6_addr[0] == 0xff) return 1; - memcpy(&ipv4_addr, addr->s6_addr + 12, 4); + ipv4_addr = addr->s6_addr32[3]; return (ipv6_addr_v4mapped(addr) && ipv4_is_multicast(ipv4_addr)); } |