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authorZicheng Qu <quzicheng@huawei.com>2024-11-02 12:25:25 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-12-09 12:33:09 +0300
commit98e1f03de842d0e8cd6c1171f40ce7ba998290bd (patch)
treee75652f121655b18e7800b7306b0745a3d0b32a8 /drivers/iio
parent8e5e63d6ca95d234b70d5f3980f0efab1023af6e (diff)
downloadlinux-98e1f03de842d0e8cd6c1171f40ce7ba998290bd.tar.xz
iio: Fix fwnode_handle in __fwnode_iio_channel_get_by_name()
commit 3993ca4add248f0f853f54f9273a7de850639f33 upstream. In the fwnode_iio_channel_get_by_name(), iterating over parent nodes to acquire IIO channels via fwnode_for_each_parent_node(). The variable chan was mistakenly attempted on the original node instead of the current parent node. This patch corrects the logic to ensure that __fwnode_iio_channel_get_by_name() is called with the correct parent node. Cc: stable@vger.kernel.org # v6.6+ Fixes: 1e64b9c5f9a0 ("iio: inkern: move to fwnode properties") Signed-off-by: Zicheng Qu <quzicheng@huawei.com> Link: https://patch.msgid.link/20241102092525.2389952-1-quzicheng@huawei.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/inkern.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c
index 80e1c45485c9..079e30c522bb 100644
--- a/drivers/iio/inkern.c
+++ b/drivers/iio/inkern.c
@@ -277,7 +277,7 @@ struct iio_channel *fwnode_iio_channel_get_by_name(struct fwnode_handle *fwnode,
return ERR_PTR(-ENODEV);
}
- chan = __fwnode_iio_channel_get_by_name(fwnode, name);
+ chan = __fwnode_iio_channel_get_by_name(parent, name);
if (!IS_ERR(chan) || PTR_ERR(chan) != -ENODEV) {
fwnode_handle_put(parent);
return chan;