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* random.c (make_seed_value): a local array declaration was accessed

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out of scope.  Coverity Scan found this bug.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43120 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
mame 2013-10-02 12:41:08 +00:00
parent 8c0033a7b6
commit e7f484d469
2 changed files with 6 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Wed Oct 2 21:37:04 2013 Yusuke Endoh <mame@tsg.ne.jp>
* random.c (make_seed_value): a local array declaration was accessed
out of scope. Coverity Scan found this bug.
Wed Oct 2 18:52:40 2013 Koichi Sasada <ko1@atdot.net>
* gc.c: relax GC condition due to malloc_limit.

2
random.c
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@ -495,10 +495,10 @@ make_seed_value(const uint32_t *ptr)
{
VALUE seed;
size_t len;
uint32_t buf[DEFAULT_SEED_CNT+1];
if (ptr[DEFAULT_SEED_CNT-1] <= 1) {
/* set leading-zero-guard */
uint32_t buf[DEFAULT_SEED_CNT+1];
MEMCPY(buf, ptr, uint32_t, DEFAULT_SEED_CNT);
buf[DEFAULT_SEED_CNT] = 1;
ptr = buf;