riscv: Fix fill_callchain return value

maquefel · palmer-dabbelt · commit 2b2b574ac587 · 2022-03-30T23:01:42.000-07:00
perf_callchain_store return 0 on success, -1 otherwise, fix fill_callchain to return correct bool value. Fixes: dbeb90b ("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>
diff --git a/arch/riscv/kernel/perf_callchain.c b/arch/riscv/kernel/perf_callchain.c
@@ -68,7 +68,7 @@ void perf_callchain_user(struct perf_callchain_entry_ctx *entry,
 
 static bool fill_callchain(void *entry, unsigned long pc)
 {
-	return perf_callchain_store(entry, pc);
+	return perf_callchain_store(entry, pc) == 0;
 }
 
 void perf_callchain_kernel(struct perf_callchain_entry_ctx *entry,

Original file line number	Diff line number	Diff line change
`@@ -68,7 +68,7 @@ void perf_callchain_user(struct perf_callchain_entry_ctx *entry,`
`68`	`68`
`69`	`69`	`static bool fill_callchain(void *entry, unsigned long pc)`
`70`	`70`	`{`
`71`		`- return perf_callchain_store(entry, pc);`
	`71`	`+ return perf_callchain_store(entry, pc) == 0;`
`72`	`72`	`}`
`73`	`73`
`74`	`74`	`void perf_callchain_kernel(struct perf_callchain_entry_ctx *entry,`