CVE-2025-39830

In the Linux kernel, the following vulnerability has been resolved:

net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path

In the error path of hws_pool_buddy_init(), the buddy allocator cleanup
doesn’t free the allocator structure itself, causing a memory leak.

Add the missing kfree() to properly release all allocated memory.

More information : https://git.kernel.org/stable/c/2c0a959bebdc1ada13cf9a8242f177c5400299e6