ax25: Fix NULL pointer dereferences in ax25 timers
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.35 by commit 43c107021d9160f6a1610bafba6dadc0323ae548, it was introduced in version v5.15.35 by commit da6509fba636f7f8b2e902b1e4742fdbf1bf059f. For more details please see the references link.