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log.c: Fix crash due negative buffer size #272

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Closed

log.c: Fix crash due negative buffer size #272

wants to merge 1 commit into from

Commits on Apr 12, 2023

  1. log.c: Fix crash due negative buffer size 

    A higher pointer address is subtracted from lower pointer address in
`write_log`, which causes crash if pappl is built with
_FORTIFY_SOURCE=3.

It can be reproduced by starting `lprint` service.
    @zdohnal
    zdohnal committed Apr 12, 2023
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