f79af59383
Refresh backport patches with make target/linux/refresh. Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
38 lines
1.3 KiB
Diff
38 lines
1.3 KiB
Diff
From 553bd29700145e1849698985e9800f14e967da49 Mon Sep 17 00:00:00 2001
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From: Alexander Stein <alexander.stein@ew.tq-group.com>
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Date: Tue, 7 Feb 2023 12:05:29 +0100
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Subject: [PATCH] of: device: Ignore modalias of reused nodes
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If of_node is reused, do not use that node's modalias. This will hide
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the name of the actual device. This is rather prominent in USB glue
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drivers creating a platform device for the host controller.
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Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
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Reviewed-by: Rob Herring <robh@kernel.org>
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Link: https://lore.kernel.org/r/20230207110531.1060252-2-alexander.stein@ew.tq-group.com
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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---
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drivers/of/device.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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--- a/drivers/of/device.c
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+++ b/drivers/of/device.c
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@@ -256,7 +256,7 @@ static ssize_t of_device_get_modalias(st
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ssize_t csize;
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ssize_t tsize;
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- if ((!dev) || (!dev->of_node))
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+ if ((!dev) || (!dev->of_node) || dev->of_node_reused)
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return -ENODEV;
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/* Name & Type */
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@@ -379,7 +379,7 @@ int of_device_uevent_modalias(struct dev
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{
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int sl;
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- if ((!dev) || (!dev->of_node))
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+ if ((!dev) || (!dev->of_node) || dev->of_node_reused)
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return -ENODEV;
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/* Devicetree modalias is tricky, we add it in 2 steps */
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