add bounds checking for mPartMinors[]

Change-Id: I6d5b26756c8434d6396f3535252608ce61eabfd8
13 years ago · f3d3ce5e53
parent a28056b382
commit f3d3ce5e53
1 changed files with 5 additions and 0 deletions
--- a/DirectVolume.cpp
+++ b/DirectVolume.cpp
@ -186,6 +186,11 @@ void DirectVolume::handlePartitionAdded(const char *devpath, NetlinkEvent *evt)
        part_num = 1;
    }

+    if (part_num > MAX_PARTITIONS || part_num < 1) {
+        SLOGW("Invalid 'PARTN' value");
+        part_num = 1;
+    }
+
    if (part_num > mDiskNumParts) {
        mDiskNumParts = part_num;
    }