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regmap: debugfs: Fix more error path regressions

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Many error paths in __regmap_init rely on ret being pre-initialised to
-EINVAL, add an extra initialisation in after the new call to
regmap_set_name.

Fixes: 94cc89eb8f ("regmap: debugfs: Fix handling of name string for debugfs init delays")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20200918152212.22200-1-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax 2020-09-18 16:22:12 +01:00 committed by Mark Brown
parent 0c2191c3da
commit 1d512ee861
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GPG key ID: 24D68B725D5487D0
1 changed files with 2 additions and 0 deletions
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2
drivers/base/regmap/regmap.c
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@ -707,6 +707,8 @@ struct regmap *__regmap_init(struct device *dev,
}
}
ret = -EINVAL; /* Later error paths rely on this */
if (config->disable_locking) {
map->lock = map->unlock = regmap_lock_unlock_none;
map->can_sleep = config->can_sleep;