misc(*) various minor fixes

[thibaultcha]

Minor fixes accumulated from other branches that are in progress.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 90.56638%. Comparing base (3072221) to head (559646e).

Additional details and impacted files

[](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong) ```diff @@ Coverage Diff @@ ## main #562 +/- ## =================================================== - Coverage 90.57558% 90.56638% -0.00921% =================================================== Files 49 49 Lines 10876 10876 =================================================== - Hits 9851 9850 -1 - Misses 1025 1026 +1 ``` | [Files](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong) | Coverage Δ | | |---|---|---| | [src/http/ngx\_http\_wasm\_module.c](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562?src=pr&el=tree&filepath=src%2Fhttp%2Fngx_http_wasm_module.c&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong#diff-c3JjL2h0dHAvbmd4X2h0dHBfd2FzbV9tb2R1bGUuYw==) | `93.43340% <100.00000%> (-0.56285%)` | :arrow_down: | | [src/wasm/ngx\_wasm.h](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562?src=pr&el=tree&filepath=src%2Fwasm%2Fngx_wasm.h&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong#diff-c3JjL3dhc20vbmd4X3dhc20uaA==) | `100.00000% <ø> (ø)` | | | [src/wasm/ngx\_wasm\_core\_module.c](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562?src=pr&el=tree&filepath=src%2Fwasm%2Fngx_wasm_core_module.c&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong#diff-c3JjL3dhc20vbmd4X3dhc21fY29yZV9tb2R1bGUuYw==) | `92.64706% <100.00000%> (ø)` | | ... and [2 files with indirect coverage changes](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong) | [Flag](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong) | Coverage Δ | | |---|---|---| | [unit](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong) | `90.31886% <100.00000%> (+0.02097%)` | :arrow_up: | | [valgrind](https://app.codecov.io/gh/Kong/ngx_wasm_module/pull/562/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong) | `81.92479% <100.00000%> (-0.10109%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kong#carryforward-flags-in-the-pull-request-comment) to find out more.