diff options
| author | David S. Miller <davem@davemloft.net> | 2020-05-24 13:47:27 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-24 13:47:27 -0700 |
| commit | 13209a8f7304a34158f4366e8ea07a1965c05ac7 (patch) | |
| tree | f25ba4846fe02a32d4a14ef1a6be3227363da919 /net/mptcp/options.c | |
| parent | 316107119f473e764cf5e50437333c8b83bec0da (diff) | |
| parent | 98790bbac4db1697212ce9462ec35ca09c4a2810 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
The MSCC bug fix in 'net' had to be slightly adjusted because the
register accesses are done slightly differently in net-next.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp/options.c')
| -rw-r--r-- | net/mptcp/options.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/net/mptcp/options.c b/net/mptcp/options.c index ece6f92cf7d1..01f1f4cf4902 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -7,6 +7,7 @@ #define pr_fmt(fmt) "MPTCP: " fmt #include <linux/kernel.h> +#include <crypto/sha.h> #include <net/tcp.h> #include <net/mptcp.h> #include "protocol.h" @@ -540,7 +541,7 @@ static bool mptcp_established_options_dss(struct sock *sk, struct sk_buff *skb, static u64 add_addr_generate_hmac(u64 key1, u64 key2, u8 addr_id, struct in_addr *addr) { - u8 hmac[MPTCP_ADDR_HMAC_LEN]; + u8 hmac[SHA256_DIGEST_SIZE]; u8 msg[7]; msg[0] = addr_id; @@ -550,14 +551,14 @@ static u64 add_addr_generate_hmac(u64 key1, u64 key2, u8 addr_id, mptcp_crypto_hmac_sha(key1, key2, msg, 7, hmac); - return get_unaligned_be64(hmac); + return get_unaligned_be64(&hmac[SHA256_DIGEST_SIZE - sizeof(u64)]); } #if IS_ENABLED(CONFIG_MPTCP_IPV6) static u64 add_addr6_generate_hmac(u64 key1, u64 key2, u8 addr_id, struct in6_addr *addr) { - u8 hmac[MPTCP_ADDR_HMAC_LEN]; + u8 hmac[SHA256_DIGEST_SIZE]; u8 msg[19]; msg[0] = addr_id; @@ -567,7 +568,7 @@ static u64 add_addr6_generate_hmac(u64 key1, u64 key2, u8 addr_id, mptcp_crypto_hmac_sha(key1, key2, msg, 19, hmac); - return get_unaligned_be64(hmac); + return get_unaligned_be64(&hmac[SHA256_DIGEST_SIZE - sizeof(u64)]); } #endif |