soc: versatile: realview: fix soc_dev leak during device remove
If device is unbound, the soc_dev should be unregistered to prevent
memory leak.
Fixes: a2974c9c1f
("soc: add driver for the ARM RealView")
Cc: stable@vger.kernel.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/20240825-soc-dev-fixes-v1-3-ff4b35abed83@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
parent
1c4f26a41f
commit
c774f2564c
@ -4,6 +4,7 @@
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*
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* Author: Linus Walleij <linus.walleij@linaro.org>
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*/
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#include <linux/device.h>
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#include <linux/init.h>
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#include <linux/io.h>
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#include <linux/slab.h>
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@ -81,6 +82,13 @@ static struct attribute *realview_attrs[] = {
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ATTRIBUTE_GROUPS(realview);
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static void realview_soc_socdev_release(void *data)
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{
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struct soc_device *soc_dev = data;
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soc_device_unregister(soc_dev);
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}
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static int realview_soc_probe(struct platform_device *pdev)
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{
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struct regmap *syscon_regmap;
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@ -109,6 +117,11 @@ static int realview_soc_probe(struct platform_device *pdev)
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if (IS_ERR(soc_dev))
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return -ENODEV;
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ret = devm_add_action_or_reset(&pdev->dev, realview_soc_socdev_release,
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soc_dev);
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if (ret)
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return ret;
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ret = regmap_read(syscon_regmap, REALVIEW_SYS_ID_OFFSET,
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&realview_coreid);
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if (ret)
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