Description: net/mlx5e: Fix null deref accessing lag dev
References:
Notes:
 carnil> Introduced in 7e51891a237f ("net/mlx5e: Use netdev events to set/del egress acl
 carnil> forward-to-vport rule"). Vulnerable versions: 5.8-rc1.
Bugs:
upstream: released (5.13-rc4) [83026d83186bc48bb41ee4872f339b83f31dfc55]
6.7-upstream-stable: N/A "Fixed before branching point"
6.6-upstream-stable: N/A "Fixed before branching point"
6.1-upstream-stable: N/A "Fixed before branching point"
5.10-upstream-stable: released (5.10.42) [2e4b0b95a489259f9d35a3db17023061f8f3d587]
4.19-upstream-stable: N/A "Vulnerable code not present"
sid: released (5.14.6-1)
6.1-bookworm-security: N/A "Fixed before branching point"
5.10-bullseye-security: released (5.10.46-1)
4.19-buster-security: N/A "Vulnerable code not present"