Make sure the IPv6 scope ID gets zeroed inside the GID. Else searching for a
valid GID entry based on IPv6 addresses can fail. Sponsored by: Mellanox Technologies MFC after: 1 week
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=324492
@ -157,6 +157,12 @@ static inline int rdma_ip2gid(struct sockaddr *addr, union ib_gid *gid)
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case AF_INET6:
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memcpy(gid->raw, &((struct sockaddr_in6 *)addr)->sin6_addr,
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16);
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/* make sure scope ID gets zeroed inside GID */
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if (IN6_IS_SCOPE_LINKLOCAL((struct in6_addr *)gid->raw) ||
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IN6_IS_ADDR_MC_INTFACELOCAL((struct in6_addr *)gid->raw)) {
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gid->raw[2] = 0;
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gid->raw[3] = 0;
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}
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break;
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default:
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return -EINVAL;
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