linux-kernel - [PATCH 2/2] zram: zram_drv: replace strlcpy with strscpy

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Message-Id: <20211215192128.108967-3-mikoxyzzz@gmail.com>
Date:   Wed, 15 Dec 2021 20:21:28 +0100
From:   Miko Larsson <mikoxyzzz@...il.com>
To:     minchan@...nel.org, ngupta@...are.org, senozhatsky@...omium.org,
        axboe@...nel.dk, linux-kernel@...r.kernel.org,
        linux-block@...r.kernel.org
Cc:     Miko Larsson <mikoxyzzz@...il.com>
Subject: [PATCH 2/2] zram: zram_drv: replace strlcpy with strscpy

strlcpy shouldn't be used; strscpy should be used instead.

Signed-off-by: Miko Larsson <mikoxyzzz@...il.com>
---
 drivers/block/zram/zram_drv.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 464ef53adcbc..b1774d04a6ea 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -500,7 +500,7 @@ static ssize_t backing_dev_store(struct device *dev,
 		goto out;
 	}
 
-	strlcpy(file_name, buf, PATH_MAX);
+	strscpy(file_name, buf, PATH_MAX);
 	/* ignore trailing newline */
 	sz = strlen(file_name);
 	if (sz > 0 && file_name[sz - 1] == '\n')
@@ -1034,7 +1034,7 @@ static ssize_t comp_algorithm_store(struct device *dev,
 	char compressor[ARRAY_SIZE(zram->compressor)];
 	size_t sz;
 
-	strlcpy(compressor, buf, sizeof(compressor));
+	strscpy(compressor, buf, sizeof(compressor));
 	/* ignore trailing newline */
 	sz = strlen(compressor);
 	if (sz > 0 && compressor[sz - 1] == '\n')
@@ -1988,7 +1988,7 @@ static int zram_add(void)
 	if (ret)
 		goto out_cleanup_disk;
 
-	strlcpy(zram->compressor, default_compressor, sizeof(zram->compressor));
+	strscpy(zram->compressor, default_compressor, sizeof(zram->compressor));
 
 	zram_debugfs_register(zram);
 	pr_info("Added device: %s\n", zram->disk->disk_name);
-- 
2.34.1