CVE-2026-72095 dma-fence: Make dma_fence_dedup_array() robust against 0-count input

In the Linux kernel, the following vulnerability has been resolved: dma-fence: Make dmafencededuparray robust against 0-count input dmafencededuparray returns 1 when called with numfences == 0: the for-loop body never executes, j stays at 0, and the final return ++j yields 1. This contradicts bot...