Coverity DIVIDE_BY_ZERO - CID 10484

Bug #937541 reported by Product Strategy Coverity Bug Uploader on 2012-02-21
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
notify-osd (Ubuntu)
Medium
Unassigned

Bug Description

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: 10484
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_smoothstep_inc_func()
Code snippet:
874 * numbers in <0,1> we use EggFixed.
875 */
876 timeline = egg_alpha_get_timeline (alpha);
877 frame = egg_timeline_get_current_frame (timeline);
CID 10484 - 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
878 n_frames = egg_timeline_get_n_frames (timeline);
879
880 /*
881 * Convert x to 8.24 for next step.
882 */
CID 10484 - DIVIDE_BY_ZERO
Division by expression "n_frames" which may be zero has undefined behavior
883 x = CFX_DIV (frame, n_frames) << 8;

Source file with Coverity annotations.

Changed in notify-osd:
importance: Undecided → Medium
affects: notify-osd → notify-osd (Ubuntu)
no longer affects: notify-osd/oneiric
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