powerpc/kprobes: Use probe_address() to read instructions

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In order to avoid Oopses, use probe_address() to read the
instruction at the address where the trap happened.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/7f24b5961a6839ff01df792816807f74ff236bf6.1582567319.git.christophe.leroy@c-s.fr

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Christophe Leroy 2020-02-24 18:02:10 +00:00 • committed by Michael Ellerman

parent 08b1add150

commit 9ed5df69b7

1 changed files with 7 additions and 3 deletions

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arch/powerpc/kernel/kprobes.c

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