-
Notifications
You must be signed in to change notification settings - Fork 53.5k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
hsr: use rcu_read_lock() in hsr_get_node_{list/status}()
hsr_get_node_{list/status}() are not under rtnl_lock() because they are callback functions of generic netlink. But they use __dev_get_by_index() without rtnl_lock(). So, it would use unsafe data. In order to fix it, rcu_read_lock() and dev_get_by_index_rcu() are used instead of __dev_get_by_index(). Fixes: f421436 ("net/hsr: Add support for the High-availability Seamless Redundancy protocol (HSRv0)") Signed-off-by: Taehee Yoo <[email protected]> Signed-off-by: David S. Miller <[email protected]>
- Loading branch information
Showing
2 changed files
with
23 additions
and
25 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters