linux-kernel - [PATCH v2 2/2] dt-bindings: timer: narrow regex for unit address to hex numbers

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Date: Mon, 25 Mar 2024 11:48:33 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Li Yang <leoyang.li@....com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Shawn Guo <shawnguo@...nel.org>,
	Marc Zyngier <maz@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	linuxppc-dev@...ts.ozlabs.org,
	linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 2/2] dt-bindings: timer: narrow regex for unit address to hex numbers

Regular expression used to match the unit address part should not allow
non-hex numbers.  Expect at least one hex digit as well.

Acked-by: Rob Herring <robh@...nel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---

v2: Change '*' into '+' in the regex.
---
 .../devicetree/bindings/timer/arm,arch_timer_mmio.yaml          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/timer/arm,arch_timer_mmio.yaml b/Documentation/devicetree/bindings/timer/arm,arch_timer_mmio.yaml
index 7a4a6ab85970..ab8f28993139 100644
--- a/Documentation/devicetree/bindings/timer/arm,arch_timer_mmio.yaml
+++ b/Documentation/devicetree/bindings/timer/arm,arch_timer_mmio.yaml
@@ -60,7 +60,7 @@ properties:
       be implemented in an always-on power domain."
 
 patternProperties:
-  '^frame@[0-9a-z]*$':
+  '^frame@[0-9a-f]+$':
     type: object
     additionalProperties: false
     description: A timer node has up to 8 frame sub-nodes, each with the following properties.
-- 
2.34.1