linux-kernel - [PATCH][next] powerpc: Fix fall-through warning for Clang

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Date:   Tue, 6 Sep 2022 22:32:13 +0100
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     Scott Wood <oss@...error.net>,
        Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>,
        Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        linux-hardening@...r.kernel.org
Subject: [PATCH][next] powerpc: Fix fall-through warning for Clang

Fix the following fallthrough warning:

arch/powerpc/platforms/85xx/mpc85xx_cds.c:161:3: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]

Link: https://github.com/KSPP/linux/issues/198
Reported-by: kernel test robot <lkp@...el.com>
Link: https://lore.kernel.org/lkml/202209061224.KxORRGVg-lkp@intel.com/
Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
---
 arch/powerpc/platforms/85xx/mpc85xx_cds.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/platforms/85xx/mpc85xx_cds.c b/arch/powerpc/platforms/85xx/mpc85xx_cds.c
index 48f3acfece0b..0b8f2101c5fb 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_cds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_cds.c
@@ -159,6 +159,7 @@ static void __init mpc85xx_cds_pci_irq_fixup(struct pci_dev *dev)
 			else
 				dev->irq = 10;
 			pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
+			break;
 		default:
 			break;
 		}
-- 
2.34.1