diff options
-rw-r--r-- | MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c b/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c index 67f0ff2cd9..6557ba67d5 100644 --- a/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c +++ b/MdeModulePkg/Library/BrotliCustomDecompressLib/dec/decode.c @@ -855,6 +855,7 @@ static BROTLI_NOINLINE void InverseMoveToFrontTransform( uint32_t i = 4;
uint32_t upper_bound = state->mtf_upper_bound;
uint8_t* mtf = &state->mtf[4]; /* Make mtf[-1] addressable. */
+ uint8_t* mtft = &state->mtf[3];
/* Load endian-aware constant. */
const uint8_t b0123[4] = {0, 1, 2, 3};
uint32_t pattern;
@@ -875,10 +876,10 @@ static BROTLI_NOINLINE void InverseMoveToFrontTransform( uint8_t value = mtf[index];
upper_bound |= (uint32_t)v[i];
v[i] = value;
- mtf[-1] = value;
- while (index > 0) {
+ mtft[0] = value;
+ while (index >= 0) {
+ mtft[index + 1] = mtft[index];
index--;
- mtf[index + 1] = mtf[index];
}
}
/* Remember amount of elements to be reinitialized. */
|