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EncodeImageInternal: fix uninitialized free

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on allocation error refs.refs would be uninitialized and free'd, causing
a crash

Change-Id: Idb7daec7aec3e5d769d8103595c28a9d0d0b86f4
This commit is contained in:
James Zern 2012-10-03 12:06:33 -07:00
parent 3de58d7730
commit b30add2017
1 changed files with 6 additions and 1 deletions
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7
src/enc/vp8l.c
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@ -529,7 +529,12 @@ static int EncodeImageInternal(VP8LBitWriter* const bw,
sizeof(*histogram_symbols)); sizeof(*histogram_symbols));
assert(histogram_bits >= MIN_HUFFMAN_BITS); assert(histogram_bits >= MIN_HUFFMAN_BITS);
assert(histogram_bits <= MAX_HUFFMAN_BITS); assert(histogram_bits <= MAX_HUFFMAN_BITS);
if (histogram_image == NULL || histogram_symbols == NULL) goto Error;
if (histogram_image == NULL || histogram_symbols == NULL) {
free(histogram_image);
free(histogram_symbols);
return 0;
}
// Calculate backward references from ARGB image. // Calculate backward references from ARGB image.
if (!VP8LGetBackwardReferences(width, height, argb, quality, cache_bits, if (!VP8LGetBackwardReferences(width, height, argb, quality, cache_bits,