Coverity DIVIDE_BY_ZERO - CID 10479

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CID: 10479
Checker: DIVIDE_BY_ZERO
Category: No category available
CWE definition: http://cwe.mitre.org/data/definitions/571.html
File: /tmp/buildd/notify-osd-0.9.33/egg/egg-alpha.c
Function: egg_ramp_func()
Code snippet:
544
545 timeline = egg_alpha_get_timeline (alpha);
546
547 current_frame_num = egg_timeline_get_current_frame (timeline);
CID 10479 - DIVIDE_BY_ZERO
Assigning: "n_frames" = "egg_timeline_get_n_frames(timeline)".
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)".
On this path, function call "egg_timeline_get_n_frames(timeline)" has return value of 0
548 n_frames = egg_timeline_get_n_frames (timeline);
549
At conditional: "current_frame_num > n_frames / 2" taking True branch
At conditional: "current_frame_num > n_frames / 2" taking False branch
550 if (current_frame_num > (n_frames / 2))
551 {
CID 10479 - DIVIDE_BY_ZERO
Division by expression "n_frames / 2" which may be zero has undefined behavior
552 return (n_frames - current_frame_num)
553 * EGG_ALPHA_MAX_ALPHA