[Bugs] [Bug 1602121] New: avoid possible glusterd crash in glusterd_verify_slave

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1602121

            Bug ID: 1602121
           Summary: avoid possible glusterd crash in glusterd_verify_slave
           Product: GlusterFS
           Version: mainline
         Component: geo-replication
          Assignee: bugs at gluster.org
          Reporter: sunkumar at redhat.com
                CC: bugs at gluster.org



Description of problem:
In 'glusterd_verify_slave' while  tokenizing error message we call 'strtok_r'
and store return value in 'tmp' which can be NULL. We are passing this 'tmp' as
1st argument to 'strcmp' which will lead to segmentation fault.

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