linux-kernel - [PATCH v4 05/24] powerpc/secvar: Use sysfs

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Message-Id: <20230120074306.1326298-6-ajd@linux.ibm.com>
Date:   Fri, 20 Jan 2023 18:42:47 +1100
From:   Andrew Donnellan <ajd@...ux.ibm.com>
To:     linuxppc-dev@...ts.ozlabs.org, linux-integrity@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, gcwilson@...ux.ibm.com,
        linux-kernel@...r.kernel.org, nayna@...ux.ibm.com,
        ruscur@...sell.cc, zohar@...ux.ibm.com, mpe@...erman.id.au,
        gjoyce@...ux.ibm.com, sudhakar@...ux.ibm.com, bgray@...ux.ibm.com,
        erichte@...ux.ibm.com, joel@....id.au
Subject: [PATCH v4 05/24] powerpc/secvar: Use sysfs_emit() instead of sprintf()

From: Russell Currey <ruscur@...sell.cc>

The secvar format string and object size sysfs files are both ASCII
text, and should use sysfs_emit().  No functional change.

Suggested-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Russell Currey <ruscur@...sell.cc>
Signed-off-by: Andrew Donnellan <ajd@...ux.ibm.com>

---

v2: New patch (gregkh)
---
 arch/powerpc/kernel/secvar-sysfs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/kernel/secvar-sysfs.c b/arch/powerpc/kernel/secvar-sysfs.c
index 001cdbcdb9d2..462cacc0ca60 100644
--- a/arch/powerpc/kernel/secvar-sysfs.c
+++ b/arch/powerpc/kernel/secvar-sysfs.c
@@ -35,7 +35,7 @@ static ssize_t format_show(struct kobject *kobj, struct kobj_attribute *attr,
 	if (rc)
 		goto out;
 
-	rc = sprintf(buf, "%s\n", format);
+	rc = sysfs_emit(buf, "%s\n", format);
 
 out:
 	of_node_put(node);
@@ -57,7 +57,7 @@ static ssize_t size_show(struct kobject *kobj, struct kobj_attribute *attr,
 		return rc;
 	}
 
-	return sprintf(buf, "%llu\n", dsize);
+	return sysfs_emit(buf, "%llu\n", dsize);
 }
 
 static ssize_t data_read(struct file *filep, struct kobject *kobj,
-- 
2.39.0