Messages in this thread Patch in this message | | | From | Geert Uytterhoeven <> | Subject | [PATCH 3/3] backlight: 88pm860x_bl: Use of_get_child_by_name() instead of refcount hack | Date | Wed, 14 Jan 2015 14:51:59 +0100 |
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of_find_node_by_name() calls of_node_put() on its "from" parameter. To counter this, pm860x_backlight_dt_init() calls of_node_get() first.
Use of_get_child_by_name() instead to get rid of the refcount hack.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Cc: linux-fbdev@vger.kernel.org --- Compile-tested only --- drivers/video/backlight/88pm860x_bl.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/video/backlight/88pm860x_bl.c b/drivers/video/backlight/88pm860x_bl.c index 9a23698b6fe8398c..2da5862876d1fe78 100644 --- a/drivers/video/backlight/88pm860x_bl.c +++ b/drivers/video/backlight/88pm860x_bl.c @@ -168,10 +168,7 @@ static int pm860x_backlight_dt_init(struct platform_device *pdev, struct device_node *nproot, *np; int iset = 0; - nproot = of_node_get(pdev->dev.parent->of_node); - if (!nproot) - return -ENODEV; - nproot = of_find_node_by_name(nproot, "backlights"); + nproot = of_get_child_by_name(pdev->dev.parent->of_node, "backlights"); if (!nproot) { dev_err(&pdev->dev, "failed to find backlights node\n"); return -ENODEV; -- 1.9.1
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