bugfix: SrsAutoFree addrinfo

[bluestn]

bugfix: getaddrinfo return cannot freed by delete

[codecov-commenter]

Codecov Report

Merging #2886 (c3b97dc) into 4.0release (dc43a11) will decrease coverage by 0.00%.
The diff coverage is 100.00%.

@@              Coverage Diff               @@
##           4.0release    #2886      +/-   ##
==============================================
- Coverage       60.22%   60.21%   -0.01%     
==============================================
  Files             121      121              
  Lines           51076    51078       +2     
==============================================
  Hits            30758    30758              
- Misses          20318    20320       +2     

| Impacted Files | Coverage Δ | |'

Translated to English while maintaining the markdown structure:

'| Impacted Files | Coverage Δ | |
|---|---|---|
| trunk/src/kernel/srs_kernel_utility.cpp | 92.37% <100.00%> (ø) | |
| trunk/src/protocol/srs_service_st.cpp | 78.38% <100.00%> (ø) | |'

Translated to English while maintaining the markdown structure:

'| trunk/src/kernel/srs_kernel_utility.cpp | 92.37% <100.00%> (ø) | |
| trunk/src/protocol/srs_service_st.cpp | 78.38% <100.00%> (ø) | |
| trunk/src/app/srs_app_source.cpp | 0.66% <0.00%> (-0.01%) | ⬇️ |
| trunk/src/core/srs_core_autofree.hpp | 93.33% <0.00%> (ø) | |

'

Translated to English while maintaining the markdown structure:

'| trunk/src/core/srs_core_autofree.hpp | 93.33% <0.00%> (ø) | |

---

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Δ = absolute <relative> (impact), ø = not affected, ? = missing data'

Translated to English while maintaining the markdown structure:

'> Δ = absolute <relative> (impact), ø = not affected, ? = missing data

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TRANS_BY_GPT3

[winlinvip]

@bluestn Good job! This patch is simple and stable enough. 👍