diff options
| author | Alexander Stein <alexander.stein@ew.tq-group.com> | 2023-02-07 12:05:29 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-02-09 12:13:55 +0100 |
| commit | 553bd29700145e1849698985e9800f14e967da49 (patch) | |
| tree | 2c662131f2f8a1faa10faf214194d0a823f3fd31 /drivers/of | |
| parent | 8488a831e0c4d59528d20713a14cb8958af15bfe (diff) | |
| download | linux-553bd29700145e1849698985e9800f14e967da49.tar.gz | |
of: device: Ignore modalias of reused nodes
If of_node is reused, do not use that node's modalias. This will hide
the name of the actual device. This is rather prominent in USB glue
drivers creating a platform device for the host controller.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230207110531.1060252-2-alexander.stein@ew.tq-group.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/of')
| -rw-r--r-- | drivers/of/device.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/of/device.c b/drivers/of/device.c index c674a13c30558..3caaaf1070766 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -256,7 +256,7 @@ static ssize_t of_device_get_modalias(struct device *dev, char *str, ssize_t len ssize_t csize; ssize_t tsize; - if ((!dev) || (!dev->of_node)) + if ((!dev) || (!dev->of_node) || dev->of_node_reused) return -ENODEV; /* Name & Type */ @@ -376,7 +376,7 @@ int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env) { int sl; - if ((!dev) || (!dev->of_node)) + if ((!dev) || (!dev->of_node) || dev->of_node_reused) return -ENODEV; /* Devicetree modalias is tricky, we add it in 2 steps */ |