glusterd: Fix for resource leak coverity bug 1223045.

Change-Id: I96261e7f5cd7b5550d3100750c80190dd932a8ab
BUG: 789278
Signed-off-by: Raghavendra Talur <rtalur@redhat.com>
Reviewed-on: http://review.gluster.org/8252
Reviewed-by: Avra Sengupta <asengupt@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Rajesh Joseph <rjoseph@redhat.com>