diff mbox series

[5.4,053/475] riscv: Fix fill_callchain return value

Message ID 20220414110856.638091092@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH April 14, 2022, 1:07 p.m. UTC 
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(-)
diff mbox series

Patch

--- 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,