linux-kernel - [PATCH] dmaengine: xilinx: use strscpy to replace strlcpy

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Message-ID: <39aa840f.e31.181ed9461c2.Coremail.chenxuebing@jari.cn>
Date:   Mon, 11 Jul 2022 22:05:33 +0800 (GMT+08:00)
From:   "XueBing Chen" <chenxuebing@...i.cn>
To:     hyun.kwon@...inx.com, laurent.pinchart@...asonboard.com,
        vkoul@...nel.org, michal.simek@...inx.com
Cc:     dmaengine@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] dmaengine: xilinx: use strscpy to replace strlcpy


The strlcpy should not be used because it doesn't limit the source
length. Preferred is strscpy.

Signed-off-by: XueBing Chen <chenxuebing@...i.cn>
---
 drivers/dma/xilinx/xilinx_dpdma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/xilinx/xilinx_dpdma.c b/drivers/dma/xilinx/xilinx_dpdma.c
index b0f4948b00a5..f5815465e83b 100644
--- a/drivers/dma/xilinx/xilinx_dpdma.c
+++ b/drivers/dma/xilinx/xilinx_dpdma.c
@@ -376,7 +376,7 @@ static ssize_t xilinx_dpdma_debugfs_read(struct file *f, char __user *buf,
 		if (ret < 0)
 			goto done;
 	} else {
-		strlcpy(kern_buff, "No testcase executed",
+		strscpy(kern_buff, "No testcase executed",
 			XILINX_DPDMA_DEBUGFS_READ_MAX_SIZE);
 	}
 
-- 
2.25.1