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Groups > linux.kernel > #1263993
| From | SF Markus Elfring <elfring@users.sourceforge.net> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: GPU-DRM-i915: Delete an unnecessary check before the function call "pwm_put" |
| Date | 2015-11-06 14:00 +0100 |
| Message-ID | <qrOMx-4BZ-11@gated-at.bofh.it> (permalink) |
| References | (14 earlier) <mSsDN-4wa-63@gated-at.bofh.it> <mSsDN-4wa-65@gated-at.bofh.it> <mSsDN-4wa-33@gated-at.bofh.it> <qrOCS-4yt-11@gated-at.bofh.it> <qrOCS-4yt-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
>> The pwm_put() function tests whether its argument is NULL and then >> returns immediately. Thus the test around the call is not needed. > > The compiler doesn't need it, but IMO it's useful documentation for humans. How do you think about to extend the explicit documentation for the affected parameters in the Linux programming interfaces? Regards, Markus -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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Re: [PATCH] GPU-DRM-i915: Delete an unnecessary check before the function call "pwm_put" Jani Nikula <jani.nikula@linux.intel.com> - 2015-11-06 13:50 +0100
Re: GPU-DRM-i915: Delete an unnecessary check before the function call "pwm_put" SF Markus Elfring <elfring@users.sourceforge.net> - 2015-11-06 14:00 +0100
Re: GPU-DRM-i915: Delete an unnecessary check before the function call "pwm_put" Jani Nikula <jani.nikula@linux.intel.com> - 2015-11-06 14:20 +0100
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