Messages in this thread | | | From | Andy Shevchenko <> | Date | Mon, 9 Oct 2017 13:21:17 +0300 | Subject | Re: [PATCH] intel-oaktrail: Clean up dead code |
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On Mon, Oct 9, 2017 at 1:57 AM, Christos Gkekas <chris.gekas@gmail.com> wrote: > A couple of macros are unused and need to be removed. > Also variable percent is unsigned so checking whether it is less than > zero is redundant.
> -#define OT_EC_CAMERA_MASK (1 << 0) > #define OT_EC_BT_MASK (1 << 1) > #define OT_EC_GPS_MASK (1 << 2) > #define OT_EC_WIFI_MASK (1 << 3) > #define OT_EC_WWAN_MASK (1 << 4) > -#define OT_EC_TS_MASK (1 << 5)
While they are unused they won't bring any additional code to the binary. The rationale to leave them is to have a bit descriptions in the code, so, anyone who is in possession of that old and rare hardware can do some tests or amendments without searching looking to documentation.
> - if (percent < 0 || percent > OT_EC_BL_BRIGHTNESS_MAX) > + if (percent > OT_EC_BL_BRIGHTNESS_MAX) > return -EINVAL;
While it's true, doesn't compiler take care about that?
https://lkml.org/lkml/2006/11/28/206
So, unfortunately I have no reason to take it.
-- With Best Regards, Andy Shevchenko
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