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Diffstat (limited to 'net/ipv4/tcp_minisocks.c')
-rw-r--r--net/ipv4/tcp_minisocks.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 550e755..3cabafb 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -359,13 +359,11 @@ void tcp_time_wait(struct sock *sk, int state, int timeo)
*/
do {
struct tcp_md5sig_key *key;
- memset(tcptw->tw_md5_key, 0, sizeof(tcptw->tw_md5_key));
- tcptw->tw_md5_keylen = 0;
+ tcptw->tw_md5_key = NULL;
key = tp->af_specific->md5_lookup(sk, sk);
if (key != NULL) {
- memcpy(&tcptw->tw_md5_key, key->key, key->keylen);
- tcptw->tw_md5_keylen = key->keylen;
- if (tcp_alloc_md5sig_pool(sk) == NULL)
+ tcptw->tw_md5_key = kmemdup(key, sizeof(*key), GFP_ATOMIC);
+ if (tcptw->tw_md5_key && tcp_alloc_md5sig_pool(sk) == NULL)
BUG();
}
} while (0);
@@ -405,8 +403,10 @@ void tcp_twsk_destructor(struct sock *sk)
{
#ifdef CONFIG_TCP_MD5SIG
struct tcp_timewait_sock *twsk = tcp_twsk(sk);
- if (twsk->tw_md5_keylen)
+ if (twsk->tw_md5_key) {
tcp_free_md5sig_pool();
+ kfree_rcu(twsk->tw_md5_key, rcu);
+ }
#endif
}
EXPORT_SYMBOL_GPL(tcp_twsk_destructor);
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