Messages in this thread Patch in this message | | | Date | Mon, 9 Jan 2023 19:40:43 +0800 (CST) | From | <> | Subject | [PATCH linux-next] xfs: use strscpy() to instead of strncpy() |
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From: Xu Panda <xu.panda@zte.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@zte.com.cn> Signed-off-by: Yang Yang <yang.yang29@zte.com.cn> --- fs/xfs/xfs_xattr.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/fs/xfs/xfs_xattr.c b/fs/xfs/xfs_xattr.c index 10aa1fd39d2b..913c1794bc2f 100644 --- a/fs/xfs/xfs_xattr.c +++ b/fs/xfs/xfs_xattr.c @@ -212,9 +212,7 @@ __xfs_xattr_put_listent( offset = context->buffer + context->count; memcpy(offset, prefix, prefix_len); offset += prefix_len; - strncpy(offset, (char *)name, namelen); /* real name */ - offset += namelen; - *offset = '\0'; + strscpy(offset, (char *)name, namelen + 1); /* real name */
compute_size: context->count += prefix_len + namelen + 1; -- 2.15.2
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