[ARROW-5629] [C++] Fix Coverity issues

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.13.0
• Fix Version/s: 0.14.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/22067
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 17/Jun/19 15:31
• Updated: 11/Jan/23 07:41
• Resolved: 18/Jun/19 01:33

Description

Coverity didn't find really interesting issues but there are a few things worth fixing or working around.

Issue Links

• links to: GitHub Pull Request #4595