diff options
| -rw-r--r-- | services/sensorservice/SensorService.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp index 62c2756d2f..89943f75f9 100644 --- a/services/sensorservice/SensorService.cpp +++ b/services/sensorservice/SensorService.cpp @@ -21,6 +21,7 @@ #include <cutils/properties.h> #include <hardware/sensors.h> #include <hardware_legacy/power.h> +#include <log/log.h> #include <openssl/digest.h> #include <openssl/hmac.h> #include <openssl/rand.h> @@ -987,10 +988,15 @@ sp<ISensorEventConnection> SensorService::createSensorDirectConnection( // check specific to memory type switch(type) { case SENSOR_DIRECT_MEM_TYPE_ASHMEM: { // channel backed by ashmem + if (resource->numFds < 1) { + ALOGE("Ashmem direct channel requires a memory region to be supplied"); + android_errorWriteLog(0x534e4554, "70986337"); // SafetyNet + return nullptr; + } int fd = resource->data[0]; int size2 = ashmem_get_size_region(fd); // check size consistency - if (size2 < static_cast<int>(size)) { + if (size2 < static_cast<int64_t>(size)) { ALOGE("Ashmem direct channel size %" PRIu32 " greater than shared memory size %d", size, size2); return nullptr; |