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-rw-r--r--src/liblzma/lz/lz_decoder.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/liblzma/lz/lz_decoder.c b/src/liblzma/lz/lz_decoder.c
index 0344ae6a..d4bd59f2 100644
--- a/src/liblzma/lz/lz_decoder.c
+++ b/src/liblzma/lz/lz_decoder.c
@@ -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) {