Do not imply that some of the generic headers may be always included.
Instead, include explicitly what we are direct user of.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/gpio/gpio-aggregator.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/gpio/gpio-aggregator.c b/drivers/gpio/gpio-aggregator.c
index 6d17d262ad91..20a686f12df7 100644
--- a/drivers/gpio/gpio-aggregator.c
+++ b/drivers/gpio/gpio-aggregator.c
@@ -10,19 +10,20 @@
 #include <linux/bitmap.h>
 #include <linux/bitops.h>
 #include <linux/ctype.h>
-#include <linux/gpio.h>
-#include <linux/gpio/consumer.h>
-#include <linux/gpio/driver.h>
-#include <linux/gpio/machine.h>
 #include <linux/idr.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/mutex.h>
 #include <linux/overflow.h>
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/string.h>
 
+#include <linux/gpio/consumer.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/machine.h>
+
 #define AGGREGATOR_MAX_GPIOS 512
 
 /*
-- 
2.39.1

Hi Andy,

Thanks for your patch!

On Tue, Feb 7, 2023 at 3:29 PM Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
> Do not imply that some of the generic headers may be always included.
> Instead, include explicitly what we are direct user of.

That applies only to the addition of #include <linux/slab.h>...
Please also describe the other changes.

> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
>  drivers/gpio/gpio-aggregator.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpio/gpio-aggregator.c b/drivers/gpio/gpio-aggregator.c
> index 6d17d262ad91..20a686f12df7 100644
> --- a/drivers/gpio/gpio-aggregator.c
> +++ b/drivers/gpio/gpio-aggregator.c
> @@ -10,19 +10,20 @@
>  #include <linux/bitmap.h>
>  #include <linux/bitops.h>
>  #include <linux/ctype.h>
> -#include <linux/gpio.h>
> -#include <linux/gpio/consumer.h>
> -#include <linux/gpio/driver.h>
> -#include <linux/gpio/machine.h>
>  #include <linux/idr.h>
>  #include <linux/kernel.h>
>  #include <linux/module.h>
>  #include <linux/mutex.h>
>  #include <linux/overflow.h>
>  #include <linux/platform_device.h>
> +#include <linux/slab.h>
>  #include <linux/spinlock.h>
>  #include <linux/string.h>
>
> +#include <linux/gpio/consumer.h>
> +#include <linux/gpio/driver.h>
> +#include <linux/gpio/machine.h>
> +
>  #define AGGREGATOR_MAX_GPIOS 512

For the actual changes:
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds