linux-kernel - [PATCH v2][next] PCI: rcar-gen2: Use fallthrough pseudo-keyword

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Message-ID: <20200722032851.GA4251@embeddedor>
Date:   Tue, 21 Jul 2020 22:28:51 -0500
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Marek Vasut <marek.vasut+renesas@...il.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>
Cc:     linux-pci@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Subject: [PATCH v2][next] PCI: rcar-gen2: Use fallthrough pseudo-keyword

Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1].

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
---
Changes in v2:
 - Update URL. Use proper URL to Linux v5.7 documentation.
 - Add Geert's Reviewed-by tag.
 - Update changelog text.

 drivers/pci/controller/pci-rcar-gen2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pci/controller/pci-rcar-gen2.c b/drivers/pci/controller/pci-rcar-gen2.c
index 326171cb1a97..2ec7093a7588 100644
--- a/drivers/pci/controller/pci-rcar-gen2.c
+++ b/drivers/pci/controller/pci-rcar-gen2.c
@@ -228,7 +228,7 @@ static int rcar_pci_setup(int nr, struct pci_sys_data *sys)
 		pr_warn("unknown window size %ld - defaulting to 256M\n",
 			priv->window_size);
 		priv->window_size = SZ_256M;
-		/* fall-through */
+		fallthrough;
 	case SZ_256M:
 		val |= RCAR_USBCTR_PCIAHB_WIN1_256M;
 		break;
-- 
2.27.0