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dvbsuboverlay: Make the new dvb_subtitles_free() accept NULL

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Don't crash if dvb_subtitles_free(NULL) gets passed, like most other
*_free functions are happy with.
This commit is contained in:
Mart Raudsepp 2010-12-01 05:49:22 +02:00 committed by Edward Hervey
parent 7e2e52cab8
commit 41c82583f5
1 changed files with 3 additions and 0 deletions
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3
gst/dvbsuboverlay/dvb-sub.c
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@ -1371,6 +1371,9 @@ dvb_subtitles_free (DVBSubtitles * sub)
int i; int i;
DVBSubtitleRect *rect; DVBSubtitleRect *rect;
if (sub == NULL)
return;
/* Now free up all the temporary memory we allocated */ /* Now free up all the temporary memory we allocated */
for (i = 0; i < sub->num_rects; ++i) { for (i = 0; i < sub->num_rects; ++i) {
rect = sub->rects[i]; rect = sub->rects[i];