diff options
| -rw-r--r-- | net/tipc/crypto.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/net/tipc/crypto.c b/net/tipc/crypto.c index 6d3b6b89b1d1..16f1ed1f6b1b 100644 --- a/net/tipc/crypto.c +++ b/net/tipc/crypto.c @@ -941,12 +941,20 @@ static int tipc_aead_decrypt(struct net *net, struct tipc_aead *aead, goto exit; } + /* Get net to avoid freed tipc_crypto when delete namespace */ + if (!maybe_get_net(net)) { + tipc_bearer_put(b); + rc = -ENODEV; + goto exit; + } + /* Now, do decrypt */ rc = crypto_aead_decrypt(req); if (rc == -EINPROGRESS || rc == -EBUSY) return rc; tipc_bearer_put(b); + put_net(net); exit: kfree(ctx); @@ -984,6 +992,7 @@ static void tipc_aead_decrypt_done(void *data, int err) } tipc_bearer_put(b); + put_net(net); } static inline int tipc_ehdr_size(struct tipc_ehdr *ehdr) |