| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 065/599] riscv: Fix fill_callchain return value | Date | Tue, 5 Apr 2022 09:25:59 +0200 |
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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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