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Fix deflateEnd() to not report an error at start of raw deflate.

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This commit is contained in:
Mark Adler 2017-10-12 21:07:22 -07:00
parent 288f108031
commit c376a417a7
1 changed files with 3 additions and 1 deletions
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4
deflate.c
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@ -491,7 +491,7 @@ int ZEXPORT deflateResetKeep (strm)
#ifdef GZIP
s->wrap == 2 ? GZIP_STATE :
#endif
s->wrap ? INIT_STATE : BUSY_STATE;
INIT_STATE;
strm->adler =
#ifdef GZIP
s->wrap == 2 ? crc32(0L, Z_NULL, 0) :
@ -814,6 +814,8 @@ int ZEXPORT deflate (strm, flush)
}
/* Write the header */
if (s->status == INIT_STATE && s->wrap == 0)
s->status = BUSY_STATE;
if (s->status == INIT_STATE) {
/* zlib header */
uInt header = (Z_DEFLATED + ((s->w_bits-8)<<4)) << 8;