Messages in this thread | | | Date | Thu, 29 Dec 2022 12:51:52 -0800 | From | Eric Biggers <> | Subject | Re: [PATCH linux-next] ecryptfs: crypto: use strscpy() to instead of strncpy() |
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On Wed, Dec 28, 2022 at 09:36:54AM +0800, yang.yang29@zte.com.cn wrote: > 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.
Unlike strncpy(), strscpy() does not initialize the full destination array, so it is unsafe in some situations, such as initializing structures that are then copied to userspace or to disk. Please include an actual explanation for why this patch is correct.
- Eric
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