fix ip recycle may fail

[l1b0k]

No description provided.

[codecov-commenter]

Codecov Report

Merging #330 (a0a4f85) into main (7d708b0) will decrease coverage by 0.00%.
The diff coverage is 0.00%.

@@           Coverage Diff            @@
##            main    #330      +/-   ##
========================================
- Coverage   4.45%   4.45%   -0.01%     
========================================
  Files        120     120              
  Lines      10736   10739       +3     
========================================
  Hits         478     478              
- Misses     10223   10226       +3     
  Partials      35      35              

Flag	Coverage Δ
unittests	4.45% <0.00%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/pool/pool.go	62.74% <0.00%> (-0.63%)	⬇️

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