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Fri, 11 Jan 2019 09:22:00 -0800 (PST) From: Bartosz Golaszewski To: Sekhar Nori , Kevin Hilman , Daniel Lezcano , Rob Herring , Mark Rutland , Thomas Gleixner Subject: [PATCH 09/17] ARM: davinci: dm646x: WARN() if clk_get() fails Date: Fri, 11 Jan 2019 18:21:26 +0100 Message-Id: <20190111172134.30147-10-brgl@bgdev.pl> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190111172134.30147-1-brgl@bgdev.pl> References: <20190111172134.30147-1-brgl@bgdev.pl> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190111_092203_432651_F0063767 X-CRM114-Status: GOOD ( 12.76 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Bartosz Golaszewski Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Currently the timer code checks if the clock pointer passed to it is good (!IS_ERR(clk)). The new clocksource driver expects the clock to be functional and doesn't perform any checks so emit a warning if clk_get() fails. Signed-off-by: Bartosz Golaszewski --- arch/arm/mach-davinci/dm646x.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c index 7dc54b2a610f..018315fa9aa9 100644 --- a/arch/arm/mach-davinci/dm646x.c +++ b/arch/arm/mach-davinci/dm646x.c @@ -665,6 +665,7 @@ void __init dm646x_init_time(unsigned long ref_clk_rate, dm646x_psc_init(NULL, psc); clk = clk_get(NULL, "timer0"); + WARN(IS_ERR(clk), "Unable to get the timer clock\n"); davinci_timer_init(clk); }