Android/frameworks_base
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

GpsStatus: Bounds check PRN to avoid array indexing exceptions.

Browse Source 
Change-Id: Iea8b525dd8681f32cb7ce7415dad0ec665d9016d
Signed-off-by: Mike Lockwood <lockwood@android.com>
This commit is contained in:
Mike Lockwood
2010-04-14 18:55:41 -04:00
parent 04598b67a5
commit a3d2d76983
1 changed files with 11 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
location/java/android/location/GpsStatus.java
View File

@@ -150,15 +150,17 @@ public final class GpsStatus {
for (i = 0; i < svCount; i++) {
int prn = prns[i] - 1;
int prnShift = (1 << prn);
GpsSatellite satellite = mSatellites[prn];
satellite.mValid = true;
satellite.mSnr = snrs[i];
satellite.mElevation = elevations[i];
satellite.mAzimuth = azimuths[i];
satellite.mHasEphemeris = ((ephemerisMask & prnShift) != 0);
satellite.mHasAlmanac = ((almanacMask & prnShift) != 0);
satellite.mUsedInFix = ((usedInFixMask & prnShift) != 0);
if (prn >= 0 && prn < mSatellites.length) {
GpsSatellite satellite = mSatellites[prn];
satellite.mValid = true;
satellite.mSnr = snrs[i];
satellite.mElevation = elevations[i];
satellite.mAzimuth = azimuths[i];
satellite.mHasEphemeris = ((ephemerisMask & prnShift) != 0);
satellite.mHasAlmanac = ((almanacMask & prnShift) != 0);
satellite.mUsedInFix = ((usedInFixMask & prnShift) != 0);
}
}
}