android/android_kernel_samsung_sm8650
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

tipc: discard MSG_CRYPTO msgs when key_exchange_enabled is not set

Browse Source 
When key_exchange is disabled, there is no reason to accept MSG_CRYPTO
msgs if it doesn't send MSG_CRYPTO msgs.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long 2021-12-10 13:50:40 -05:00 committed by David S. Miller
parent 3a6c12a0c6
commit 6180c780e6
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
net/tipc/link.c
View File

@ -1298,7 +1298,8 @@ static bool tipc_data_input(struct tipc_link *l, struct sk_buff *skb,
return false; return false;
#ifdef CONFIG_TIPC_CRYPTO #ifdef CONFIG_TIPC_CRYPTO
case MSG_CRYPTO: case MSG_CRYPTO:
if (TIPC_SKB_CB(skb)->decrypted) { if (sysctl_tipc_key_exchange_enabled &&
TIPC_SKB_CB(skb)->decrypted) {
tipc_crypto_msg_rcv(l->net, skb); tipc_crypto_msg_rcv(l->net, skb);
return true; return true;
} }