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Avoid casting an out-of-range value to long.

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This commit is contained in:
Mark Adler
2016-10-11 18:38:20 -07:00
parent e08118c401
commit 2edb94a302
1 changed files with 1 additions and 1 deletions
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2
inflate.c
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@@ -1526,7 +1526,7 @@ z_streamp strm;
struct inflate_state FAR *state; struct inflate_state FAR *state;
if (strm == Z_NULL || strm->state == Z_NULL) if (strm == Z_NULL || strm->state == Z_NULL)
return (long)(((unsigned long)0 - 1) << 16); return -(1L << 16);
state = (struct inflate_state FAR *)strm->state; state = (struct inflate_state FAR *)strm->state;
return (long)(((unsigned long)((long)state->back)) << 16) + return (long)(((unsigned long)((long)state->back)) << 16) +
(state->mode == COPY ? state->length : (state->mode == COPY ? state->length :