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spmi: document spmi_device_from_of() refcounting

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Add a comment documenting that the spmi_device_from_of() takes a
reference to the embedded struct device that needs to be dropped after
use.

Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lore.kernel.org/r/20231003152927.15000-5-johan+linaro@kernel.org
Signed-off-by: Lee Jones <lee@kernel.org>
This commit is contained in:
Johan Hovold
2023-10-03 17:29:26 +02:00
committed by Lee Jones
parent 36af195f7f
commit ade7941a47
1 changed files with 3 additions and 0 deletions
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3
drivers/spmi/spmi.c
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@@ -392,6 +392,9 @@ static struct bus_type spmi_bus_type = {
*
* @np: device node
*
* Takes a reference to the embedded struct device which needs to be dropped
* after use.
*
* Returns the struct spmi_device associated with a device node or NULL.
*/
struct spmi_device *spmi_device_from_of(struct device_node *np)