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mux: plug some memory leaks on error

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Make sure chunk->data and wpi are not leaked by
MuxAddFrameTileInternal() in case of MEMORY_ERROR in ChunkSetNth().

Change-Id: Ie20e84b92f4bdcb7c3b94520f36b20dd2e730545
This commit is contained in:
Urvang Joshi
2012-01-17 05:41:56 +00:00
committed by James Zern
parent 241ddd38e2
commit b0d2fecf25
3 changed files with 28 additions and 12 deletions
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6
src/mux/muxi.h
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@ -153,6 +153,9 @@ WebPMuxError ChunkAssignDataImageInfo(WebPChunk* chunk, const uint8_t* data,
WebPMuxError ChunkSetNth(const WebPChunk* chunk, WebPChunk** chunk_list,
uint32_t nth);
// Releases chunk and returns chunk->next_.
WebPChunk* ChunkRelease(WebPChunk* const chunk);
// Deletes given chunk & returns chunk->next_.
WebPChunk* ChunkDelete(WebPChunk* const chunk);
@ -174,6 +177,9 @@ uint8_t* ChunkListEmit(const WebPChunk* chunk_list, uint8_t* dst);
// Initialize.
void MuxImageInit(WebPMuxImage* const wpi);
// Releases image 'wpi' and returns wpi->next.
WebPMuxImage* MuxImageRelease(WebPMuxImage* const wpi);
// Delete image 'wpi' and return the next image in the list or NULL.
// 'wpi' can be NULL.
WebPMuxImage* MuxImageDelete(WebPMuxImage* const wpi);