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2f84a2de53
Clarify that a char array containing a string is considered 'empty' if the first character is the null terminator. The remaining characters are not relevant to this determination. Signed-off-by: Kent Gibson <warthog618@gmail.com> Reviewed-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Link: https://lore.kernel.org/r/20201005070329.21055-6-warthog618@gmail.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>