linux-kernel - [PATCH] perf/x86/amd/lbr:convert sysfs snprintf to sysfs

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Date:   Sun, 27 Nov 2022 21:00:33 +0800 (GMT+08:00)
From:   "KaiLong Wang" <wangkailong@...i.cn>
To:     peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
        mark.rutland@....com, alexander.shishkin@...ux.intel.com,
        jolsa@...nel.org, namhyung@...nel.org, tglx@...utronix.de,
        bp@...en8.de, dave.hansen@...ux.intel.com, x86@...nel.org,
        hpa@...or.com
Cc:     linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject:  [PATCH] perf/x86/amd/lbr:convert sysfs snprintf to sysfs_emit

Fix the following coccicheck warning:

arch/x86/events/amd/core.c:1276:8-16: WARNING: use scnprintf or sprintf

Signed-off-by: KaiLong Wang <wangkailong@...i.cn>
---
 arch/x86/events/amd/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/events/amd/core.c b/arch/x86/events/amd/core.c
index d6f3703e4119..5db384f6ca4c 100644
--- a/arch/x86/events/amd/core.c
+++ b/arch/x86/events/amd/core.c
@@ -1272,7 +1272,7 @@ static ssize_t branches_show(struct device *cdev,
 			      struct device_attribute *attr,
 			      char *buf)
 {
-	return snprintf(buf, PAGE_SIZE, "%d\n", x86_pmu.lbr_nr);
+	return sysfs_emit(buf, "%d\n", x86_pmu.lbr_nr);
 }
 
 static DEVICE_ATTR_RO(branches);
-- 
2.25.1