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Avoid UB and abort on nullptr buffer #7822

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merged 4 commits into from
Jan 12, 2021
Merged

Avoid UB and abort on nullptr buffer #7822

merged 4 commits into from
Jan 12, 2021

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paulocsanz
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@paulocsanz paulocsanz commented Jan 12, 2021 •
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Fixes #7821.

This does not report the OOM to the user. But it already prevents UB from Netdump::tcpDumpProcess.

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paulocsanz commented Jan 12, 2021 •
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I think I've found a better way. Just need to squash the commits before merge.

Is this ok to merge? Or maybe using new ... that throws is better?

earlephilhower
earlephilhower approved these changes Jan 12, 2021
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LGTM, thx.

@d-a-v d-a-v merged commit 07241dd into esp8266:master Jan 12, 2021
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@earlephilhower earlephilhower earlephilhower approved these changes

@d-a-v d-a-v d-a-v approved these changes

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Possible UB on OOM
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@paulocsanz @earlephilhower @d-a-v