[RTEMS Project] #4257: main_edit.c: Unchecked return value error spotted by Coverity

[RTEMS trac]

#4257: main_edit.c: Unchecked return value error spotted by Coverity
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 Reporter:  Ryan Long       |       Owner:  (none)
     Type:  defect          |      Status:  new
 Priority:  normal          |   Milestone:  6.1
Component:  lib             |     Version:  6
 Severity:  normal          |  Resolution:
 Keywords:  upstream issue  |  Blocked By:
 Blocking:                  |
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Comment (by Ryan Long <ryan.long@…>):

 In [changeset:"3246fa42e21b3aaa8703c95544a38850cc97334f/rtems"
 3246fa42/rtems]:
 {{{
 #!CommitTicketReference repository="rtems"
 revision="3246fa42e21b3aaa8703c95544a38850cc97334f"
 main_edit.c: Fix Unchecked return value (CID #1255318)

 CID 1255318: Unchecked return value in display_line().

 Updates #4257
 }}}

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Ticket URL: <http://devel.rtems.org/ticket/4257#comment:2>
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