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authorSam Roberts <vieuxtech@gmail.com>2017-02-28 10:46:29 -0800
committerSam Roberts <vieuxtech@gmail.com>2017-03-06 09:37:17 -0800
commitfd17e8b8d250492fdcabbc8b7a3bf57687ae364a (patch)
treef685dbddfc3948aaa3ebe2793a63220ede65fe26 /deps/zlib/deflate.c
parent75cdc895ec8fd38b3a22535d9f90792c7c7be964 (diff)
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deps: fix CLEAR_HASH macro to be usable as a single statement
Apply unreleased (as of zlib v1.2.11) patch from upstream: - https://github.com/madler/zlib/commit/38e8ce32afbaa82f67d992b9f3056f281fe69259 Original commit message: Fix CLEAR_HASH macro to be usable as a single statement. As it is used in deflateParams(). PR-URL: https://github.com/nodejs/node/pull/11616 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Diffstat (limited to 'deps/zlib/deflate.c')
-rw-r--r--deps/zlib/deflate.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/deps/zlib/deflate.c b/deps/zlib/deflate.c
index 1ec761448d..909606df01 100644
--- a/deps/zlib/deflate.c
+++ b/deps/zlib/deflate.c
@@ -190,8 +190,11 @@ local const config configuration_table[10] = {
* prev[] will be initialized on the fly.
*/
#define CLEAR_HASH(s) \
- s->head[s->hash_size-1] = NIL; \
- zmemzero((Bytef *)s->head, (unsigned)(s->hash_size-1)*sizeof(*s->head));
+ do { \
+ s->head[s->hash_size-1] = NIL; \
+ zmemzero((Bytef *)s->head, \
+ (unsigned)(s->hash_size-1)*sizeof(*s->head)); \
+ } while (0)
/* ===========================================================================
* Slide the hash table when sliding the window down (could be avoided with 32