[GitHub] [incubator-nuttx] xiaoxiang781216 opened a new pull request #2627: OS internal function should indicate the error by return negative value

[GitBox]

xiaoxiang781216 opened a new pull request #2627:
URL: https://github.com/apache/incubator-nuttx/pull/2627


   ## Summary
   instead to change errno value by calling set_errno
   
   ## Impact
   No function change.
   
   ## Testing
   
   


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