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igzip: Fix deflate for large buffers

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Change-Id: I1993e0a6d3aa36c68af80229329316b2e0616a09
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
This commit is contained in:
Roy Oursler 2018-08-06 16:15:58 -07:00
parent 995d420c6b
commit 2a292689ec
1 changed files with 2 additions and 2 deletions
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igzip/igzip.c
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@ -1273,7 +1273,7 @@ int isal_deflate(struct isal_zstream *stream)
stream->flush = flush_type;
stream->end_of_stream = end_of_stream;
} while (stream->total_in < total_start + hist_size && avail_in > 0
} while (stream->total_in - total_start < hist_size && avail_in > 0
&& stream->avail_out > 0);
stream->total_in += state->b_bytes_valid - state->b_bytes_processed;
@ -1282,7 +1282,7 @@ int isal_deflate(struct isal_zstream *stream)
if (stream->avail_in > 0 && stream->avail_out > 0) {
/* Due to exiting conditions for the while loop, we know that
* stream->total_in < total_start + hist_size */
* stream->total_in - total_start < hist_size */
stream->next_in -= state->b_bytes_valid - state->b_bytes_processed;
stream->avail_in += state->b_bytes_valid - state->b_bytes_processed;
stream->total_in -= state->b_bytes_valid - state->b_bytes_processed;