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Message-ID: <202211241926133236370@zte.com.cn>
Date: Thu, 24 Nov 2022 19:26:13 +0800 (CST)
From: <yang.yang29@....com.cn>
To: <sumit.semwal@...aro.org>
Cc: <christian.koenig@....com>, <linux-media@...r.kernel.org>,
<dri-devel@...ts.freedesktop.org>,
<linaro-mm-sig@...ts.linaro.org>, <linux-kernel@...r.kernel.org>,
<xu.panda@....com.cn>, <yang.yang29@....com.cn>
Subject: [PATCH linux-next] dma-buf: use strscpy() to instead of strlcpy()
From: Xu Panda <xu.panda@....com.cn>
The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL terminated strings.
Signed-off-by: Xu Panda <xu.panda@....com.cn>
Signed-off-by: Yang Yang <yang.yang29@....com>
---
drivers/dma-buf/dma-buf.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index b6c36914e7c6..485cf4f3431e 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -51,7 +51,7 @@ static char *dmabuffs_dname(struct dentry *dentry, char *buffer, int buflen)
dmabuf = dentry->d_fsdata;
spin_lock(&dmabuf->name_lock);
if (dmabuf->name)
- ret = strlcpy(name, dmabuf->name, DMA_BUF_NAME_LEN);
+ ret = strscpy(name, dmabuf->name, DMA_BUF_NAME_LEN);
spin_unlock(&dmabuf->name_lock);
return dynamic_dname(buffer, buflen, "/%s:%s",
--
2.15.2
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