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Commit 1967c128 authored by Johan Hovold's avatar Johan Hovold Committed by Kalle Valo
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wcn36xx: fix iris child-node lookup 



Fix child-node lookup during probe, which ended up searching the whole
device tree depth-first starting at the parent rather than just matching
on its children.

To make things worse, the parent mmio node was also prematurely freed.

Fixes: fd52bdae ("wcn36xx: Disable 5GHz for wcn3620")
Cc: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 307aeb31

drivers/net/wireless/ath/wcn36xx/main.c

+1 −1
Original line number Diff line number Diff line
@@ -1233,7 +1233,7 @@ static int wcn36xx_platform_get_resources(struct wcn36xx *wcn, 
	}



	/* External RF module */

	iris_node = of_find_node_by_name(mmio_node, "iris");

	iris_node = of_get_child_by_name(mmio_node, "iris");

	if (iris_node) {

		if (of_device_is_compatible(iris_node, "qcom,wcn3620"))

			wcn->rf_id = RF_IRIS_WCN3620;