NPE in HdfsAuthorizationProvider

While running e2e tests, Daniel noticed a NPE with the following stack:
java.lang.NullPointerException
at org.apache.hcatalog.security.HdfsAuthorizationProvider.authorize(HdfsAuthorizationProvider.java:177)
at org.apache.hcatalog.security.StorageDelegationAuthorizationProvider.authorize(StorageDelegationAuthorizationProvider.java:132)
at org.apache.hadoop.hive.ql.Driver.doAuthorization(Driver.java:676)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:486)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:336)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:892)
at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:255)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:212)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:403)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:338)
at org.apache.hadoop.hive.cli.CliDriver.processReader(CliDriver.java:436)
at org.apache.hadoop.hive.cli.CliDriver.processFile(CliDriver.java:446)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:642)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:554)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:156)