On Wed, Sep 20, 2023 at 11:07:35AM +0000, Justin Stitt wrote: > `strncpy` is deprecated for use on NUL-terminated destination strings [1]. > > We should prefer more robust and less ambiguous string interfaces. > > `info.type` is expected to be NUL-terminated judging by its use in > `i2c_new_client_device()` wherein it is used to populate `client->name`: > | strscpy(client->name, info->type, sizeof(client->name)); > > NUL-padding is not required and even if it was, `client` is already > zero-initialized. > > Considering the two points from above, a suitable replacement is > `strscpy` [2] due to the fact that it guarantees NUL-termination on the > destination buffer without unnecessarily NUL-padding. > > Link: https://www.kernel.org/doc/html/latest/process/deprecated.html#strncpy-on-nul-terminated-strings [1] > Link: https://manpages.debian.org/testing/linux-manual-4.8/strscpy.9.en.html [2] > Link: https://github.com/KSPP/linux/issues/90 > Cc: linux-hardening@xxxxxxxxxxxxxxx > Signed-off-by: Justin Stitt <justinstitt@xxxxxxxxxx> Added "powermac: " to $subject and applied to for-next, thanks!
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