Messages in this thread | | | From | Justin Stitt <> | Date | Wed, 10 Apr 2024 13:45:21 -0700 | Subject | Re: [PATCH] xfs: replace deprecated strncpy with strscpy_pad |
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On Tue, Apr 9, 2024 at 9:22 AM Kees Cook <keescook@chromium.org> wrote: > > > > - /* 1 larger than sb_fname, so this ensures a trailing NUL char */ > > - memset(label, 0, sizeof(label)); > > spin_lock(&mp->m_sb_lock); > > - strncpy(label, sbp->sb_fname, XFSLABEL_MAX); > > + strscpy_pad(label, sbp->sb_fname); > > Is sbp->sb_fname itself NUL-terminated? This looks like another case of > needing the memtostr() helper? >
I sent a patch [1].
Obviously it depends on your implementation patch landing first; what tree should it go to?
> Kees Cook
[1]: https://lore.kernel.org/r/20240410-strncpy-xfs-split1-v2-1-7c651502bcb0@google.com
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