Signed-off-by: Vittorio Giovara <[email protected]>
---
libavcodec/dvbsubdec.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/libavcodec/dvbsubdec.c b/libavcodec/dvbsubdec.c
index 63523b765e..b97ff8027b 100644
--- a/libavcodec/dvbsubdec.c
+++ b/libavcodec/dvbsubdec.c
@@ -1293,6 +1293,10 @@ static int dvbsub_display_end_segment(AVCodecContext
*avctx, const uint8_t *buf,
for (i = 0; i < sub->num_rects; i++) {
sub->rects[i] = av_mallocz(sizeof(*sub->rects[i]));
if (!sub->rects[i]) {
+ int j;
+ for (j = 0; j < i; j ++)
+ av_free(sub->rects[j]);
+ av_free(sub->rects);
return AVERROR(ENOMEM);
}
}
@@ -1335,6 +1339,8 @@ static int dvbsub_display_end_segment(AVCodecContext
*avctx, const uint8_t *buf,
rect->data[1] = av_mallocz(AVPALETTE_SIZE);
if (!rect->data[1]) {
+ for (i = 0; i < sub->num_rects; i++)
+ av_free(sub->rects[i]);
av_free(sub->rects);
return AVERROR(ENOMEM);
}
@@ -1343,6 +1349,8 @@ static int dvbsub_display_end_segment(AVCodecContext
*avctx, const uint8_t *buf,
rect->data[0] = av_malloc(region->buf_size);
if (!rect->data[0]) {
av_free(rect->data[1]);
+ for (i = 0; i < sub->num_rects; i++)
+ av_free(sub->rects[i]);
av_free(sub->rects);
return AVERROR(ENOMEM);
}
--
2.12.0
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