linux-kernel - [PATCH v7 05/21] auxdisplay: img-ascii-lcd: Convert device attribute to sysfs

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Message-Id: <20211012183327.649865-6-geert@linux-m68k.org>
Date:   Tue, 12 Oct 2021 20:33:11 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Miguel Ojeda <ojeda@...nel.org>
Cc:     Robin van der Gracht <robin@...tonic.nl>,
        Rob Herring <robh+dt@...nel.org>,
        Paul Burton <paulburton@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Pavel Machek <pavel@....cz>, Marek Behun <marek.behun@....cz>,
        devicetree@...r.kernel.org, linux-leds@...r.kernel.org,
        linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH v7 05/21] auxdisplay: img-ascii-lcd: Convert device attribute to sysfs_emit()

Convert the "message" device attribute from sprintf() to sysfs_emit(),
as the latter is aware of the PAGE_SIZE buffer.

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
v7:
  - No changes,

v6:
  - No changes,

v5:
  - No changes,

v4:
  - No changes,

v3:
  - No changes,

v2:
  - No changes.
---
 drivers/auxdisplay/img-ascii-lcd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/auxdisplay/img-ascii-lcd.c b/drivers/auxdisplay/img-ascii-lcd.c
index 2b6e41ec57544faa..2b5640b638900a90 100644
--- a/drivers/auxdisplay/img-ascii-lcd.c
+++ b/drivers/auxdisplay/img-ascii-lcd.c
@@ -326,7 +326,7 @@ static ssize_t message_show(struct device *dev, struct device_attribute *attr,
 {
 	struct img_ascii_lcd_ctx *ctx = dev_get_drvdata(dev);
 
-	return sprintf(buf, "%s\n", ctx->message);
+	return sysfs_emit(buf, "%s\n", ctx->message);
 }
 
 /**
-- 
2.25.1