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[zbin] Perform extra normalisation after completing decompression

LZMA performs an extra normalisation after decompression is complete,
which does not affect the output but may consume an extra byte from
the input (and so may affect which byte is identified as being the
start of the next block).

Reported-by: Robin Smidsrød <robin@smidsrod.no>
Tested-by: Robin Smidsrød <robin@smidsrod.no>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
tags/v1.20.1
Michael Brown преди 9 години
родител
ревизия
9cdf68a219
променени са 1 файла, в които са добавени 1 реда и са изтрити 0 реда
  1. 1
    0
      src/arch/i386/prefix/unlzma.S

+ 1
- 0
src/arch/i386/prefix/unlzma.S Целия файл

@@ -885,6 +885,7 @@ decompress:
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 1:	/* Decompress until we reach end of buffer */
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 	call	lzma_decode
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 	jnc	1b
888
+	call	rc_normalise
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 	print_character '\n'
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 	/* Undo BCJ filter */
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 	pushl	%esi

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