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LZ decoder cleanup

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This commit is contained in:
Lasse Collin 2008-09-13 13:54:00 +03:00
parent 13a74b78e3
commit 13d68b0698
1 changed files with 2 additions and 3 deletions
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5
src/liblzma/lz/lz_decoder.c
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@ -219,12 +219,11 @@ lzma_lz_decoder_init(lzma_next_coder *next, lzma_allocator *allocator,
// dictionary to the output buffer, since applications are
// recommended to give aligned buffers to liblzma.
//
// Avoid integer overflow. FIXME Should the return value be
// LZMA_OPTIONS_ERROR or LZMA_MEM_ERROR?
// Avoid integer overflow.
if (dict_size > SIZE_MAX - 15)
return LZMA_MEM_ERROR;
dict_size = (dict_size + 15) & (SIZE_MAX - 15);
dict_size = (dict_size + 15) & ~((size_t)(15));
// Allocate and initialize the dictionary.
if (next->coder->dict.size != dict_size) {