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riscv: Fix fill_callchain return value

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commit 2b2b574ac587ec5bd7716a356492a85ab8b0ce9f upstream.

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

Fixes: dbeb90b0c1 ("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>
This commit is contained in:
Nikita Shubin 2022-03-11 09:58:15 +03:00 committed by Greg Kroah-Hartman
parent 0f8c0bd0a4
commit 24b9b8e95c
1 changed files with 1 additions and 1 deletions
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arch/riscv/kernel/perf_callchain.c
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@ -77,7 +77,7 @@ void perf_callchain_user(struct perf_callchain_entry_ctx *entry,
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,