[PATCH v2] lib/string_helpers: fix not adding strarray to device's resource list.

[Puyou Lu <puyou.lu@gmail.com>]

Add allocated strarray to device's resource list. This is a must to
automatically release strarray when the device disappears.

Fixes: acdb89b6c87a ("lib/string_helpers: Introduce managed variant of kasprintf_strarray()")
Signed-off-by: Puyou Lu <puyou.lu@gmail.com>

---

Change since v1:
also set 'n' of strarray https://lore.kernel.org/lkml/20220506022845.26750-1-puyou.lu@gmail.com/

---
 lib/string_helpers.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/string_helpers.c b/lib/string_helpers.c
index 4f877e9551d5..5ed3beb066e6 100644
--- a/lib/string_helpers.c
+++ b/lib/string_helpers.c
@@ -757,6 +757,9 @@ char **devm_kasprintf_strarray(struct device *dev, const char *prefix, size_t n)
 		return ERR_PTR(-ENOMEM);
 	}
 
+	ptr->n = n;
+	devres_add(dev, ptr);
+
 	return ptr->array;
 }
 EXPORT_SYMBOL_GPL(devm_kasprintf_strarray);
-- 
2.17.1