Description of problem:

The smoke job at [1] failed with the following stack trace, and hence smoke is failing for the patch under consideration.

The stack in the logs looks as follows,

03:04:53 [comment-on-issue] $ /bin/sh -xe /tmp/jenkins7951448835552971908.sh
03:04:53 + echo https://review.gluster.org/22471
03:04:53 https://review.gluster.org/22471
03:04:53 + echo master
03:04:53 master
03:04:53 + /opt/qa/github/handle_github.py --repo glusterfs -c
03:04:55 Issues found in the commit message: [{u'status': u'Fixes', u'id': u'647'}]
03:04:55 Bug fix, no extra flags required
03:04:55 No issues found in the commit message
03:04:55 Old issues: []
03:04:55 Traceback (most recent call last):
03:04:55   File "/opt/qa/github/handle_github.py", line 187, in <module>
03:04:55     main(ARGS.repo, ARGS.dry_run, ARGS.comment_file)
03:04:55   File "/opt/qa/github/handle_github.py", line 165, in main
03:04:55     github.comment_on_issues(newissues, commit_msg)
03:04:55   File "/opt/qa/github/handle_github.py", line 47, in comment_on_issues
03:04:55     self._comment_on_issue(issue['id'], comment)
03:04:55 TypeError: string indices must be integers

Request an analysis and fix of the same as required.

[1] Smoke job link: https://build.gluster.org/job/comment-on-issue/13672/console