diff options
Diffstat (limited to 'archival/libarchive')
| -rw-r--r-- | archival/libarchive/decompress_unlzma.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/archival/libarchive/decompress_unlzma.c b/archival/libarchive/decompress_unlzma.c index be4342414..80a453806 100644 --- a/archival/libarchive/decompress_unlzma.c +++ b/archival/libarchive/decompress_unlzma.c @@ -11,6 +11,13 @@ #include "libbb.h" #include "bb_archive.h" +#if 0 +# define dbg(...) bb_error_msg(__VA_ARGS__) +#else +# define dbg(...) ((void)0) +#endif + + #if ENABLE_FEATURE_LZMA_FAST # define speed_inline ALWAYS_INLINE # define size_inline @@ -417,6 +424,10 @@ unpack_lzma_stream(transformer_state_t *xstate) for (; num_bits2 != LZMA_NUM_ALIGN_BITS; num_bits2--) rep0 = (rep0 << 1) | rc_direct_bit(rc); rep0 <<= LZMA_NUM_ALIGN_BITS; + if ((int32_t)rep0 < 0) { + dbg("%d rep0:%d", __LINE__, rep0); + goto bad; + } prob3 = p + LZMA_ALIGN; } i2 = 1; |