CVE-2026-46143

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

ASoC: qcom: q6apm-lpass-dai: Fix multiple graph opens

As prepare can be called mulitple times, this can result in multiple
graph opens for playback path.

This will result in a memory leaks, fix this by adding a check before
opening.

More information : https://git.kernel.org/stable/c/3141d8b00cad6d3331953c79060ccc3a0262311b