[PATCH] media: bcm2835-unicam: fix dummy buffer double free when register fails

[Markus Elfring]

…
> Set dummy_buf_cpu_addr to NULL after dma_free_coherent() in both the
> local error path and unicam_unregister_nodes() so later cleanup skips
…
                                                 so that?


> The bug was first flagged by an experimental analysis tool we are
> developing for kernel memory-management bugs while analyzing
> v6.13-rc1. The tool is still under development and is not yet publicly
> available. Manual inspection confirms that the bug is still
> present in v7.1-rc3.

Under which circumstances will the mentioned software revision gap
be adjusted accordingly?

Regards,
Markus