Several length variables cannot be negative, so convert int to
unsigned int. This also allows us to do sane shift operations
on those variables.
Signed-off-by: YOSHIFUJI Hideaki <[EMAIL PROTECTED]>
--
diff --git a/include/net/tcp.h b/include/net/tcp.h
index cb5b033..f663a85 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1153,7 +1153,8 @@ extern int
tcp_v4_calc_md5_hash(char *md5_hash,
struct dst_entry *dst,
struct request_sock *req,
struct tcphdr *th,
- int protocol, int tcplen);
+ int protocol,
+ unsigned int tcplen);
extern struct tcp_md5sig_key *tcp_v4_md5_lookup(struct sock *sk,
struct sock *addr_sk);
@@ -1359,7 +1360,8 @@ struct tcp_sock_af_ops {
struct dst_entry *dst,
struct request_sock *req,
struct tcphdr *th,
- int protocol, int len);
+ int protocol,
+ unsigned int len);
int (*md5_add) (struct sock *sk,
struct sock *addr_sk,
u8 *newkey,
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 652c323..601b4ca 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -99,7 +99,7 @@ static struct tcp_md5sig_key *tcp_v4_md5_do_lookup(struct
sock *sk,
static int tcp_v4_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key,
__be32 saddr, __be32 daddr,
struct tcphdr *th, int protocol,
- int tcplen);
+ unsigned int tcplen);
#endif
struct inet_hashinfo __cacheline_aligned tcp_hashinfo = {
@@ -1020,7 +1020,7 @@ static int tcp_v4_parse_md5_keys(struct sock *sk, char
__user *optval,
static int tcp_v4_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key,
__be32 saddr, __be32 daddr,
struct tcphdr *th, int protocol,
- int tcplen)
+ unsinged int tcplen)
{
struct scatterlist sg[4];
__u16 data_len;
@@ -1113,7 +1113,7 @@ int tcp_v4_calc_md5_hash(char *md5_hash, struct
tcp_md5sig_key *key,
struct dst_entry *dst,
struct request_sock *req,
struct tcphdr *th, int protocol,
- int tcplen)
+ unsigned int tcplen)
{
__be32 saddr, daddr;
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 93980c3..3b4169c 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -733,7 +733,7 @@ static int tcp_v6_do_calc_md5_hash(char *md5_hash, struct
tcp_md5sig_key *key,
struct in6_addr *saddr,
struct in6_addr *daddr,
struct tcphdr *th, int protocol,
- int tcplen)
+ unsigned int tcplen)
{
struct scatterlist sg[4];
__u16 data_len;
@@ -818,7 +818,7 @@ static int tcp_v6_calc_md5_hash(char *md5_hash, struct
tcp_md5sig_key *key,
struct dst_entry *dst,
struct request_sock *req,
struct tcphdr *th, int protocol,
- int tcplen)
+ unsigned int tcplen)
{
struct in6_addr *saddr, *daddr;
@@ -985,7 +985,7 @@ static void tcp_v6_send_reset(struct sock *sk, struct
sk_buff *skb)
struct tcphdr *th = tcp_hdr(skb), *t1;
struct sk_buff *buff;
struct flowi fl;
- int tot_len = sizeof(*th);
+ unsigned int tot_len = sizeof(*th);
#ifdef CONFIG_TCP_MD5SIG
struct tcp_md5sig_key *key;
#endif
@@ -1085,7 +1085,7 @@ static void tcp_v6_send_ack(struct tcp_timewait_sock *tw,
struct tcphdr *th = tcp_hdr(skb), *t1;
struct sk_buff *buff;
struct flowi fl;
- int tot_len = sizeof(struct tcphdr);
+ unsigned int tot_len = sizeof(struct tcphdr);
__be32 *topt;
#ifdef CONFIG_TCP_MD5SIG
struct tcp_md5sig_key *key;
--
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