Re: [PATCH v2] regmap: debugfs: Fix handling of name string for debugfs init delays

From: Mark Brown
Date: Thu Sep 17 2020 - 15:03:46 EST

On Thu, 17 Sep 2020 13:08:28 +0100, Charles Keepax wrote:
> In regmap_debugfs_init the initialisation of the debugfs is delayed
> if the root node isn't ready yet. Most callers of regmap_debugfs_init
> pass the name from the regmap_config, which is considered temporary
> ie. may be unallocated after the regmap_init call returns. This leads
> to a potential use after free, where config->name has been freed by
> the time it is used in regmap_debugfs_initcall.
> [...]

Applied to for-next


[1/1] regmap: debugfs: Fix handling of name string for debugfs init delays
commit: 94cc89eb8fa5039fcb6e3e3d50f929ddcccee095

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