kfence: Fix get_stack_skipnr() with tail call optimization

google / kernel-sanitizers

Linux Kernel Sanitizers, fast bug-detectors for the Linux kernel

https://google.github.io/kernel-sanitizers/

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Closed melver closed 4 years ago

melver commented 4 years ago

Test was unhappy after rebase. Seems something caused compiler to optimize more.

Signed-off-by: Marco Elver elver@google.com