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Hudson commented on HDFS-4132: ------------------------------ Integrated in Hadoop-Mapreduce-trunk #1245 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1245/]) HDFS-4132. When libwebhdfs is not enabled, nativeMiniDfsClient frees uninitialized memory. Contributed by Colin Patrick McCabe. (Revision 1405149) Result = FAILURE todd : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1405149 Files : * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/native/libhdfs/native_mini_dfs.c > when libwebhdfs is not enabled, nativeMiniDfsClient frees uninitialized > memory > ------------------------------------------------------------------------------- > > Key: HDFS-4132 > URL: https://issues.apache.org/jira/browse/HDFS-4132 > Project: Hadoop HDFS > Issue Type: Bug > Components: libhdfs > Affects Versions: 2.0.3-alpha > Reporter: Colin Patrick McCabe > Assignee: Colin Patrick McCabe > Fix For: 3.0.0, 2.0.3-alpha > > Attachments: HDFS-4132.001.patch > > > When libwebhdfs is not enabled, nativeMiniDfsClient frees uninitialized > memory. > Details: jconfStr is declared uninitialized... > {code} > struct NativeMiniDfsCluster* nmdCreate(struct NativeMiniDfsConf *conf) > { > struct NativeMiniDfsCluster* cl = NULL; > jobject bld = NULL, bld2 = NULL, cobj = NULL; > jvalue val; > JNIEnv *env = getJNIEnv(); > jthrowable jthr; > jstring jconfStr; > {code} > and only initialized later if conf->webhdfsEnabled: > {code} > ... > if (conf->webhdfsEnabled) { > jthr = newJavaStr(env, DFS_WEBHDFS_ENABLED_KEY, &jconfStr); > if (jthr) { > printExceptionAndFree(env, jthr, PRINT_EXC_ALL, > ... > {code} > Then we try to free this uninitialized memory at the end, usually resulting > in a crash. > {code} > (*env)->DeleteLocalRef(env, jconfStr); > return cl; > {code} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira