Merge pull request livecode#7588 from livecodepanos/bugfix-22087

livecodepanos · web-flow · commit 1a1f5ab5e3e8 · 2021-06-30T16:20:05.000+03:00
[[ Bug 22087 ]] Prevent crash when setting the enabledTracks of player to empty
diff --git a/engine/src/player-platform.cpp b/engine/src/player-platform.cpp
@@ -1877,7 +1877,7 @@ void MCPlayer::setenabledtracks(uindex_t p_count, uint32_t *p_tracks_id)
 				MCPlatformSetPlayerTrackProperty(m_platform_player, i, kMCPlatformPlayerTrackPropertyEnabled, kMCPlatformPropertyTypeBool, &t_enabled);
 			}
 			
-            for (uindex_t i = 0; i < t_track_count; i++)
+            for (uindex_t i = 0; i < p_count; i++)
             {
 				// If the list of enabledtracks we set contains 0 (empty), just skip it
 				if (p_tracks_id[i] == 0)

Original file line number	Diff line number	Diff line change
`@@ -1877,7 +1877,7 @@ void MCPlayer::setenabledtracks(uindex_t p_count, uint32_t *p_tracks_id)`
`1877`	`1877`	`MCPlatformSetPlayerTrackProperty(m_platform_player, i, kMCPlatformPlayerTrackPropertyEnabled, kMCPlatformPropertyTypeBool, &t_enabled);`
`1878`	`1878`	`}`
`1879`	`1879`
`1880`		`- for (uindex_t i = 0; i < t_track_count; i++)`
	`1880`	`+ for (uindex_t i = 0; i < p_count; i++)`
`1881`	`1881`	`{`
`1882`	`1882`	`// If the list of enabledtracks we set contains 0 (empty), just skip it`
`1883`	`1883`	`if (p_tracks_id[i] == 0)`