Messages in this thread Patch in this message | | | From | zhouchuangao <> | Subject | [PATCH] arm64/kernel/probes: Use BUG_ON instead of if condition followed by BUG. | Date | Tue, 30 Mar 2021 04:57:50 -0700 |
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It can be optimized at compile time.
Signed-off-by: zhouchuangao <zhouchuangao@vivo.com> --- arch/arm64/kernel/probes/kprobes.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/arm64/kernel/probes/kprobes.c b/arch/arm64/kernel/probes/kprobes.c index 66aac28..ecf0f61 100644 --- a/arch/arm64/kernel/probes/kprobes.c +++ b/arch/arm64/kernel/probes/kprobes.c @@ -264,8 +264,7 @@ int __kprobes kprobe_fault_handler(struct pt_regs *regs, unsigned int fsr) * normal page fault. */ instruction_pointer_set(regs, (unsigned long) cur->addr); - if (!instruction_pointer(regs)) - BUG(); + BUG_ON(!instruction_pointer(regs)); if (kcb->kprobe_status == KPROBE_REENTER) restore_previous_kprobe(kcb); -- 2.7.4
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