* [PATCH] ARM: 8611/1: l2x0: replace snprintf with sysfs_emit helper function
@ 2024-10-17 9:39 Paulo Miguel Almeida
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From: Paulo Miguel Almeida @ 2024-10-17 9:39 UTC (permalink / raw)
To: linux, linux-arm-kernel, linux-kernel
Cc: paulo.miguel.almeida.rodenas, linux-hardening
sysfs_emit() helper function should be used when formatting the value to
be returned to user space.
This patch replaces open-coded snprint with sysfs_emit() helper in
sysfs .show() callbacks.
Signed-off-by: Paulo Miguel Almeida <paulo.miguel.almeida.rodenas@gmail.com>
---
arch/arm/mm/cache-l2x0-pmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mm/cache-l2x0-pmu.c b/arch/arm/mm/cache-l2x0-pmu.c
index 993fefdc167a..a9bd05b82003 100644
--- a/arch/arm/mm/cache-l2x0-pmu.c
+++ b/arch/arm/mm/cache-l2x0-pmu.c
@@ -343,7 +343,7 @@ static ssize_t l2x0_pmu_event_show(struct device *dev,
struct l2x0_event_attribute *lattr;
lattr = container_of(attr, typeof(*lattr), attr);
- return snprintf(buf, PAGE_SIZE, "config=0x%x\n", lattr->config);
+ return sysfs_emit(buf, "config=0x%x\n", lattr->config);
}
static umode_t l2x0_pmu_event_attr_is_visible(struct kobject *kobj,
--
2.47.0
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