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random.c: clear buf

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* random.c (random_seed): clear temporary buffer explicitly.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54994 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-05-13 14:56:32 +00:00
parent be33635cd8
commit 678c39dc44
1 changed files with 4 additions and 1 deletions
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5
random.c
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@ -600,9 +600,12 @@ make_seed_value(const uint32_t *ptr)
static VALUE static VALUE
random_seed(void) random_seed(void)
{ {
VALUE v;
uint32_t buf[DEFAULT_SEED_CNT]; uint32_t buf[DEFAULT_SEED_CNT];
fill_random_seed(buf); fill_random_seed(buf);
return make_seed_value(buf); v = make_seed_value(buf);
explicit_bzero(buf, DEFAULT_SEED_LEN);
return v;
} }
/* /*