From: alexandre.belloni@bootlin.com
To: Alessandro Zummo <a.zummo@towertech.it>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Michal Simek <michal.simek@xilinx.com>
Cc: linux-rtc@vger.kernel.org, kernel test robot <lkp@intel.com>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] rtc: zynqmp: initialize fract_tick
Date: Wed, 27 Jul 2022 12:00:18 +0200 [thread overview]
Message-ID: <20220727100018.3301470-1-alexandre.belloni@bootlin.com> (raw)
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
fract_tick is used uninitialized when fract_offset is 0
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---
drivers/rtc/rtc-zynqmp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/rtc/rtc-zynqmp.c b/drivers/rtc/rtc-zynqmp.c
index 1dd389b891fe..c9b85c838ebe 100644
--- a/drivers/rtc/rtc-zynqmp.c
+++ b/drivers/rtc/rtc-zynqmp.c
@@ -203,7 +203,7 @@ static int xlnx_rtc_set_offset(struct device *dev, long offset)
struct xlnx_rtc_dev *xrtcdev = dev_get_drvdata(dev);
unsigned long long rtc_ppb = RTC_PPB;
unsigned int tick_mult = do_div(rtc_ppb, xrtcdev->freq);
- unsigned char fract_tick;
+ unsigned char fract_tick = 0;
unsigned int calibval;
short int max_tick;
int fract_offset;
--
2.36.1
next reply other threads:[~2022-07-27 10:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-27 10:00 alexandre.belloni [this message]
2022-07-27 10:56 ` [PATCH] rtc: zynqmp: initialize fract_tick Michal Simek
2022-08-05 17:04 ` Nathan Chancellor
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