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[Bug 937536] [NEW] Coverity NO_EFFECT - CID 10487

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From: Launchpad Bug Tracker <937536@xxxxxxxxxxxxxxxxxx>
Date: Tue, 11 Feb 2014 11:43:02 -0000
Reply-to: Bug 937536 <937536@xxxxxxxxxxxxxxxxxx>
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This bug is exported from the Coverity Integration Manager on Canonical's servers. For information on how this is done please see this website: https://wiki.ubuntu.com/CanonicalProductStrategy/Coverity
CID: 10487
Checker: NO_EFFECT
Category: unsigned_compare_macros
CWE definition: http://cwe.mitre.org/data/definitions/398.html
File: /tmp/buildd/notify-osd-0.9.33/egg/egg-alpha.c
Function: egg_exp_inc_func()
Code snippet:
964   n_frames = egg_timeline_get_n_frames (timeline);
965 
966   x =  x_alpha_max * frame / n_frames;
967 
CID 10487 - NO_EFFECT
This less-than-zero comparison of an unsigned value is never true. "egg_pow2x(x) - 1U < 0U".
968   result = CLAMP (egg_pow2x (x) - 1, 0, EGG_ALPHA_MAX_ALPHA);
969 
970   return result;
971 }
972 
973 /**

** Affects: notify-osd (Ubuntu)
     Importance: Medium
         Status: New

** Affects: notify-osd/oneiric
     Importance: Undecided
         Status: New


** Tags: coverity coverity-no-effect
-- 
Coverity NO_EFFECT - CID 10487
https://bugs.launchpad.net/bugs/937536
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