linux-kernel - [tip: irq/core] irqchip/ti-sci: Simplify with dev_err

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Message-ID: <160243906168.7002.4983143600687372598.tip-bot2@tip-bot2>
Date:   Sun, 11 Oct 2020 17:57:41 -0000
From:   "tip-bot2 for Krzysztof Kozlowski" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzk@...nel.org>,
        Marc Zyngier <maz@...nel.org>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: irq/core] irqchip/ti-sci: Simplify with dev_err_probe()

The following commit has been merged into the irq/core branch of tip:

Commit-ID:     ea6c25e6057c0b7c18337696be84b8f9751f19ec
Gitweb:        https://git.kernel.org/tip/ea6c25e6057c0b7c18337696be84b8f9751f19ec
Author:        Krzysztof Kozlowski <krzk@...nel.org>
AuthorDate:    Wed, 02 Sep 2020 19:46:14 +02:00
Committer:     Marc Zyngier <maz@...nel.org>
CommitterDate: Sun, 13 Sep 2020 17:38:37 +01:00

irqchip/ti-sci: Simplify with dev_err_probe()

Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and the error value gets printed.

There is also no need to assign NULL to 'intr->sci' as it is part of
devm-allocated memory.

Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
Signed-off-by: Marc Zyngier <maz@...nel.org>
Link: https://lore.kernel.org/r/20200902174615.24695-1-krzk@kernel.org
---
 drivers/irqchip/irq-ti-sci-inta.c | 10 +++-------
 drivers/irqchip/irq-ti-sci-intr.c | 10 +++-------
 2 files changed, 6 insertions(+), 14 deletions(-)

diff --git a/drivers/irqchip/irq-ti-sci-inta.c b/drivers/irqchip/irq-ti-sci-inta.c
index d4e9760..bc863ef 100644
--- a/drivers/irqchip/irq-ti-sci-inta.c
+++ b/drivers/irqchip/irq-ti-sci-inta.c
@@ -600,13 +600,9 @@ static int ti_sci_inta_irq_domain_probe(struct platform_device *pdev)
 
 	inta->pdev = pdev;
 	inta->sci = devm_ti_sci_get_by_phandle(dev, "ti,sci");
-	if (IS_ERR(inta->sci)) {
-		ret = PTR_ERR(inta->sci);
-		if (ret != -EPROBE_DEFER)
-			dev_err(dev, "ti,sci read fail %d\n", ret);
-		inta->sci = NULL;
-		return ret;
-	}
+	if (IS_ERR(inta->sci))
+		return dev_err_probe(dev, PTR_ERR(inta->sci),
+				     "ti,sci read fail\n");
 
 	ret = of_property_read_u32(dev->of_node, "ti,sci-dev-id", &inta->ti_sci_id);
 	if (ret) {
diff --git a/drivers/irqchip/irq-ti-sci-intr.c b/drivers/irqchip/irq-ti-sci-intr.c
index cbc1758..6a6fb66 100644
--- a/drivers/irqchip/irq-ti-sci-intr.c
+++ b/drivers/irqchip/irq-ti-sci-intr.c
@@ -254,13 +254,9 @@ static int ti_sci_intr_irq_domain_probe(struct platform_device *pdev)
 	}
 
 	intr->sci = devm_ti_sci_get_by_phandle(dev, "ti,sci");
-	if (IS_ERR(intr->sci)) {
-		ret = PTR_ERR(intr->sci);
-		if (ret != -EPROBE_DEFER)
-			dev_err(dev, "ti,sci read fail %d\n", ret);
-		intr->sci = NULL;
-		return ret;
-	}
+	if (IS_ERR(intr->sci))
+		return dev_err_probe(dev, PTR_ERR(intr->sci),
+				     "ti,sci read fail\n");
 
 	ret = of_property_read_u32(dev_of_node(dev), "ti,sci-dev-id",
 				   &intr->ti_sci_id);