net/mlx5e: Fix NULL deref in mlx5e_tir_builder_alloc()

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UBUNTU-CVE-2024-50000

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix NULL deref in mlx5etirbuilderalloc In mlx5etirbuilderalloc kvzalloc may return NULL which is dereferenced on the next line in a reference to the modify field. Found by Linux Verification Center linuxtesting.org wit...