[ARROW-6897] [C++] Fix MakeArrayFromScalar function validity buffer is null bug

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Not A Bug
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/pull/5669
• Assignee: Unassigned
• Reporter: Chendi.Xue
• Created: 16/Oct/19 04:55
• Updated: 11/Jan/23 07:50
• Resolved: 05/Aug/21 15:42

Description

Noticed this bug when I want to create Array from scalar, original codes will set null_buf as nullptr, which made this created array invalid.

Issue Links

• links to: GitHub Pull Request #5669