RFR: 8296496: Overzealous check in sizecalc.h prevents large memory allocation
Victor Dyakov
vdyakov at openjdk.org
Mon Nov 7 23:16:36 UTC 2022
On Mon, 7 Nov 2022 22:04:55 GMT, Alexander Zuev <kizune at openjdk.org> wrote:
> Removed the additional multiplication overflow detection.
> Instead cast all the parameters to type_t just the way they are treated in the existing size check macro.
> This way there is no possibility to accidentally provide parameters that will pass the size check macro while being cast to size_t there but then due to the missing cast cause the wrong size passed the actual allocation function.
> Since this checking macro was used in couple of different places all of them needs to be updated in the similar way.
@aivanov-jdk @azvegint @prrace please review
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PR: https://git.openjdk.org/jdk/pull/11030
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