From mboxrd@z Thu Jan 1 00:00:00 1970 From: Phong Tran Subject: [PATCH 05/15] ARM: footbridge: cleanup cppcheck shifting error Date: Sun, 23 Jun 2019 22:13:03 +0700 Message-ID: <20190623151313.970-6-tranmanphong@gmail.com> References: <20190623151313.970-1-tranmanphong@gmail.com> Return-path: In-Reply-To: <20190623151313.970-1-tranmanphong@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: mark.rutland@arm.com, kstewart@linuxfoundation.org, songliubraving@fb.com, andrew@lunn.ch, peterz@infradead.org, nsekhar@ti.com, ast@kernel.org, jolsa@redhat.com, netdev@vger.kernel.org, gerg@uclinux.org, lorenzo.pieralisi@arm.com, will@kernel.org, linux-samsung-soc@vger.kernel.org, daniel@iogearbox.net, tranmanphong@gmail.com, festevam@gmail.com, gregory.clement@bootlin.com, allison@lohutok.net, linux@armlinux.org.uk, krzk@kernel.org, haojian.zhuang@gmail.com, bgolaszewski@baylibre.com, tony@atomide.com, mingo@redhat.com, linux-imx@nxp.com, yhs@fb.com, sebastian.hesselbarth@gmail.com, illusionist.neo@gmail.com, jason@lakedaemon.net, liviu.dudau@arm.com, s.hauer@pengutronix.de, acme@kernel.org, lkundrak@v3.sk, robert.jarzmik@free.fr, dmg@turingmachine.org, swinslow@gmail.co List-Id: linux-omap@vger.kernel.org [arch/arm/mach-footbridge/dc21285.c:236]: (error) Shifting signed 32-bit value by 31 bits is undefined behaviour Signed-off-by: Phong Tran --- arch/arm/mach-footbridge/dc21285.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index 8b81a17f675d..a6c86175e76c 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -230,7 +230,7 @@ static irqreturn_t dc21285_parity_irq(int irq, void *dev_id) printk("\n"); cmd = *CSR_PCICMD & 0xffff; - *CSR_PCICMD = cmd | 1 << 31; + *CSR_PCICMD = cmd | 1U << 31; /* * back off this interrupt -- 2.11.0