On Tue, Dec 12, 2023 at 12:42:52AM +0000, Justin Stitt wrote: > We're doing some needless string copies when trying to assign the proper > `prop` string. We can make `prop` a const char* and simply assign to > string literals. > > For the case where a format string is used, let's extract the parsing > logic out into sx9324_parse_phase_prop(). We no longer need to create > copies or allocate new memory. > > sx9324_parse_phase_prop() will simply return the default def value if it > fails. > > This also cleans up some deprecated strncpy() uses [1]. > > Link: https://www.kernel.org/doc/html/latest/process/deprecated.html#strncpy-on-nul-terminated-strings [1] > Link: https://github.com/KSPP/linux/issues/90 > Cc: linux-hardening@xxxxxxxxxxxxxxx > Signed-off-by: Justin Stitt <justinstitt@xxxxxxxxxx> Yeah, I like this approach. Totally removes the string copying and creates a helper that does the "heavy lifting". :) Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx> -- Kees Cook
