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In libz's inflateMark(), avoid left-shifting a negative integer, which
is undefined. Reviewed by: delphij Differential Revision: https://reviews.freebsd.org/D3344 MFC after: 3 days
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=287541
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@ -1504,7 +1504,7 @@ z_streamp strm;
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{
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struct inflate_state FAR *state;
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if (strm == Z_NULL || strm->state == Z_NULL) return -1L << 16;
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if (strm == Z_NULL || strm->state == Z_NULL) return -(1L << 16);
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state = (struct inflate_state FAR *)strm->state;
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return ((long)(state->back) << 16) +
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(state->mode == COPY ? state->length :
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