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(parent: 313b4c1) | patch
perf env: Use zfree() to reduce chances of use after free
authorArnaldo Carvalho de Melo <acme@redhat.com>
Wed, 12 Apr 2023 12:50:08 +0000 (09:50 -0300)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Wed, 12 Apr 2023 13:00:19 +0000 (10:00 -0300)
commit9fbde6c8002bce61acd0c2187cc41c43a7c99968
treeb555d357fcb5f87ca89ef0a2c3f3468e409e3677tree | snapshot
parent313b4c1ccdb273f6733e8c44948f8c7141f592a4commit | diff
perf env: Use zfree() to reduce chances of use after free

Do defensive programming by using zfree() to initialize freed pointers
to NULL, so that eventual use after free result in a NULL pointer deref
instead of more subtle behaviour.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/util/env.c diff | blob | history
Domain: System / Kernel;