tipc: make media_ptr pointed netdevice valid

The 'media_ptr' pointer in bearer structure which points to network
device, is protected by RCU. So, before netdevice is released,
synchronize_net() should be involved to prevent no any user of
the netdevice on read side from accessing it after it is freed.

Signed-off-by: Ying Xue <[email protected]>
Reviewed-by: Jon Maloy <[email protected]>
Reviewed-by: Erik Hugne <[email protected]>
Tested-by: Erik Hugne <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

0 files changed, 0 insertions, 0 deletions