From: Thomas Weißschuh <linux@weissschuh.net>
Date: Wed, 2 Oct 2024 14:01:20 +0000 (-0300)
Subject: blk-integrity: use sysfs_emit
X-Git-Tag: v5.15.168~216
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=71246997b749eebb074ee5b0c456d0e916410fcd;p=thirdparty%2Fkernel%2Fstable.git

blk-integrity: use sysfs_emit

Upstream commit 3315e169b446249c1b61ff988d157238f4b2c5a0.

The correct way to emit data into sysfs is via sysfs_emit(), use it.

Also perform some trivial syntactic cleanups.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20230309-kobj_release-gendisk_integrity-v3-1-ceccb4493c46@weissschuh.net
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@igalia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/block/blk-integrity.c b/block/blk-integrity.c
index 85edf6614b977..cbc77a2de0376 100644
--- a/block/blk-integrity.c
+++ b/block/blk-integrity.c
@@ -248,20 +248,19 @@ static ssize_t integrity_attr_store(struct kobject *kobj,
 static ssize_t integrity_format_show(struct blk_integrity *bi, char *page)
 {
 	if (bi->profile && bi->profile->name)
-		return sprintf(page, "%s\n", bi->profile->name);
-	else
-		return sprintf(page, "none\n");
+		return sysfs_emit(page, "%s\n", bi->profile->name);
+	return sysfs_emit(page, "none\n");
 }
 
 static ssize_t integrity_tag_size_show(struct blk_integrity *bi, char *page)
 {
-	return sprintf(page, "%u\n", bi->tag_size);
+	return sysfs_emit(page, "%u\n", bi->tag_size);
 }
 
 static ssize_t integrity_interval_show(struct blk_integrity *bi, char *page)
 {
-	return sprintf(page, "%u\n",
-		       bi->interval_exp ? 1 << bi->interval_exp : 0);
+	return sysfs_emit(page, "%u\n",
+			  bi->interval_exp ? 1 << bi->interval_exp : 0);
 }
 
 static ssize_t integrity_verify_store(struct blk_integrity *bi,
@@ -280,7 +279,7 @@ static ssize_t integrity_verify_store(struct blk_integrity *bi,
 
 static ssize_t integrity_verify_show(struct blk_integrity *bi, char *page)
 {
-	return sprintf(page, "%d\n", (bi->flags & BLK_INTEGRITY_VERIFY) != 0);
+	return sysfs_emit(page, "%d\n", !!(bi->flags & BLK_INTEGRITY_VERIFY));
 }
 
 static ssize_t integrity_generate_store(struct blk_integrity *bi,
@@ -299,13 +298,13 @@ static ssize_t integrity_generate_store(struct blk_integrity *bi,
 
 static ssize_t integrity_generate_show(struct blk_integrity *bi, char *page)
 {
-	return sprintf(page, "%d\n", (bi->flags & BLK_INTEGRITY_GENERATE) != 0);
+	return sysfs_emit(page, "%d\n", !!(bi->flags & BLK_INTEGRITY_GENERATE));
 }
 
 static ssize_t integrity_device_show(struct blk_integrity *bi, char *page)
 {
-	return sprintf(page, "%u\n",
-		       (bi->flags & BLK_INTEGRITY_DEVICE_CAPABLE) != 0);
+	return sysfs_emit(page, "%u\n",
+			  !!(bi->flags & BLK_INTEGRITY_DEVICE_CAPABLE));
 }
 
 static struct integrity_sysfs_entry integrity_format_entry = {