Coverity DIVIDE_BY_ZERO - CID 10937

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CID: 10937
Checker: DIVIDE_BY_ZERO
Category: No category available
CWE definition: http://cwe.mitre.org/data/definitions/571.html
File: /tmp/buildd/notify-osd-0.9.35daily12.11.28/egg/egg-alpha.c
Function: egg_sine_dec_func
Code snippet:
749 EggFixed sine;
750
751 timeline = egg_alpha_get_timeline (alpha);
752 frame = egg_timeline_get_current_frame (timeline);
CID 10937 - DIVIDE_BY_ZERO
On this path, function call "egg_timeline_get_n_frames(timeline)" has return value of 0
Assigning: "n_frames" = "egg_timeline_get_n_frames(timeline)".
753 n_frames = egg_timeline_get_n_frames (timeline);
754
CID 10937 - DIVIDE_BY_ZERO
In expression "256 * frame / n_frames", division by expression "n_frames" which may be zero has undefined behavior.
755 x = 256 * frame / n_frames + 256;
756
757 sine = egg_sini (x) * EGG_ALPHA_MAX_ALPHA;
758

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