dany/libwebp
1
0
Fork 0
mirror of https://github.com/webmproject/libwebp.git synced 2024-12-26 13:48:21 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

EncodeImageInternal: fix uninitialized free

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

Change-Id: I8d77069aadc594758aaa79b2b73376c0107e57e4
This commit is contained in:
James Zern 2012-10-03 12:06:33 -07:00
parent a792b913bd
commit 8a9972353d
1 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/enc/vp8l.c
View File

@ -530,7 +530,12 @@ 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,