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regmap: Fix for v6.6

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A straightforward fix from Johan for a long standing bug in cases where
 we both have regmaps without devices and something is using
 dev_get_regmap().
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Merge tag 'regmap-fix-v6.6-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap

Pull regmap fix from Mark Brown:
 "A straightforward fix from Johan for a long standing bug in cases
  where we both have regmaps without devices and something is using
  dev_get_regmap()"

* tag 'regmap-fix-v6.6-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap:
  regmap: fix NULL deref on lookup
This commit is contained in:
Linus Torvalds 2023-10-18 09:30:03 -07:00
commit e1e80380f1
1 changed files with 1 additions and 1 deletions
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2
drivers/base/regmap/regmap.c
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@ -1478,7 +1478,7 @@ static int dev_get_regmap_match(struct device *dev, void *res, void *data)
/* If the user didn't specify a name match any */
if (data)
return !strcmp((*r)->name, data);
return (*r)->name && !strcmp((*r)->name, data);
else
return 1;
}