[Bugs] [Bug 1208118] New: gf_log_inject_timer_event can crash if the passed ctx is null.

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1208118

            Bug ID: 1208118
           Summary: gf_log_inject_timer_event can crash if the passed ctx
                    is null.
           Product: GlusterFS
           Version: mainline
         Component: core
          Assignee: bugs at gluster.org
          Reporter: hchiramm at redhat.com
                CC: bugs at gluster.org, gluster-bugs at redhat.com



Description of problem:

ctx is passed to gf_log_inject_timer_event() and pass through to
__gf_log_inject_timer_event() where the ctx struct members are getting
dereferenced, and can cause crash if the passed ctx is null.



Version-Release number of selected component (if applicable):

GlusterFS 3.6

How reproducible:

N/A

Steps to Reproduce:

N/A

Actual results:

The ctx can be null and can lead to crash.

Expected results:

The ctx need to be checked before dereferencing its members.

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