dlm: fix possible lkb_resource null dereference

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PT-2025-18824

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved. The issue was caused by the addition of rtnl lock to prevent a false data race, but it resulted in a deadlock. The deadlock occurre...

PT-2025-53142

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak issue was resolved in the Linux kernel related to the st of quadfs setup function. Specifically, if the st clk register quadfs pll function fails, the @lock resource was no...