Use appendFormat instead of append when passing arguments

Using append crashes the system.

Bug: 63804323
Test: On a contrived build with no sensors, dumpsys does not crash the
      sensorservice.

Change-Id: I4ee942d58af8347388f4f5f71c48da339c1cf7e7

1 files changed, 1 insertions, 1 deletions

diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index 209eea5202..62c2756d2f 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -394,7 +394,7 @@ status_t SensorService::dump(int fd, const Vector<String16>& args) {
             }
         } else if (!mSensors.hasAnySensor()) {
             result.append("No Sensors on the device\n");
-            result.append("devInitCheck : %d\n", SensorDevice::getInstance().initCheck());
+            result.appendFormat("devInitCheck : %d\n", SensorDevice::getInstance().initCheck());
         } else {
             // Default dump the sensor list and debugging information.
             //