If device supports offload, but offload fails tls_set_device_offload_rx()
will call tls_sw_free_resources_rx() which (unhelpfully) releases
and reacquires the socket lock.
For a small fix release and reacquire the device_offload_lock.
Fixes: 4799ac81e52a ("tls: Add rx inline crypto offload")
Signed-off-by: Jakub Kicinski <[email protected]>
Reviewed-by: Dirk van der Merwe <[email protected]>
---
net/tls/tls_device.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c
index 9f3bdbc1e593..1b5f55cac613 100644
--- a/net/tls/tls_device.c
+++ b/net/tls/tls_device.c
@@ -904,7 +904,9 @@ int tls_set_device_offload_rx(struct sock *sk, struct
tls_context *ctx)
goto release_netdev;
free_sw_resources:
+ up_read(&device_offload_lock);
tls_sw_free_resources_rx(sk);
+ down_read(&device_offload_lock);
release_ctx:
ctx->priv_ctx_rx = NULL;
release_netdev:
--
2.21.0
