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Diffstat (limited to 'thirdparty/libwebp/src/mux/muxinternal.c')
-rw-r--r--thirdparty/libwebp/src/mux/muxinternal.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/thirdparty/libwebp/src/mux/muxinternal.c b/thirdparty/libwebp/src/mux/muxinternal.c
index b9ee6717d3..75b6b416b9 100644
--- a/thirdparty/libwebp/src/mux/muxinternal.c
+++ b/thirdparty/libwebp/src/mux/muxinternal.c
@@ -155,17 +155,18 @@ WebPMuxError ChunkSetHead(WebPChunk* const chunk,
WebPMuxError ChunkAppend(WebPChunk* const chunk,
WebPChunk*** const chunk_list) {
+ WebPMuxError err;
assert(chunk_list != NULL && *chunk_list != NULL);
if (**chunk_list == NULL) {
- ChunkSetHead(chunk, *chunk_list);
+ err = ChunkSetHead(chunk, *chunk_list);
} else {
WebPChunk* last_chunk = **chunk_list;
while (last_chunk->next_ != NULL) last_chunk = last_chunk->next_;
- ChunkSetHead(chunk, &last_chunk->next_);
- *chunk_list = &last_chunk->next_;
+ err = ChunkSetHead(chunk, &last_chunk->next_);
+ if (err == WEBP_MUX_OK) *chunk_list = &last_chunk->next_;
}
- return WEBP_MUX_OK;
+ return err;
}
//------------------------------------------------------------------------------