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Subject[PATCH 5.4 053/475] riscv: Fix fill_callchain return value
Date
From: Nikita Shubin <n.shubin@yadro.com>

commit 2b2b574ac587ec5bd7716a356492a85ab8b0ce9f upstream.

perf_callchain_store return 0 on success, -1 otherwise,
fix fill_callchain to return correct bool value.

Fixes: dbeb90b0c1eb ("riscv: Add perf callchain support")
Signed-off-by: Nikita Shubin <n.shubin@yadro.com>
Cc: stable@vger.kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
arch/riscv/kernel/perf_callchain.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/riscv/kernel/perf_callchain.c
+++ b/arch/riscv/kernel/perf_callchain.c
@@ -77,7 +77,7 @@ void perf_callchain_user(struct perf_cal

bool fill_callchain(unsigned long pc, void *entry)
{
- return perf_callchain_store(entry, pc);
+ return perf_callchain_store(entry, pc) == 0;
}

void notrace walk_stackframe(struct task_struct *task,

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