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Fix memory allocation error in examples/zran.c [Nor].

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This commit is contained in:
Mark Adler 2012-09-29 21:48:18 -07:00
parent aa566e86c4
commit bd143f1c0a
1 changed files with 8 additions and 3 deletions
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11
examples/zran.c
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@ -1,7 +1,12 @@
/* zran.c -- example of zlib/gzip stream indexing and random access
* Copyright (C) 2005 Mark Adler
* Copyright (C) 2005, 2012 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
Version 1.0 29 May 2005 Mark Adler */
Version 1.1 29 Sep 2012 Mark Adler */
/* Version History:
1.0 29 May 2005 First version
1.1 29 Sep 2012 Fix memory reallocation error
*/
/* Illustrate the use of Z_BLOCK, inflatePrime(), and inflateSetDictionary()
for random access of a compressed file. A file containing a zlib or gzip
@ -221,7 +226,7 @@ local int build_index(FILE *in, off_t span, struct access **built)
/* clean up and return index (release unused entries in list) */
(void)inflateEnd(&strm);
index = realloc(index, sizeof(struct point) * index->have);
index->list = realloc(index->list, sizeof(struct point) * index->have);
index->size = index->have;
*built = index;
return index->size;