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ircd::allocator::je: Ensure truncation of mallctl results.

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This commit is contained in:
Jason Volk 2020-05-29 15:44:28 -07:00
parent 6eb54341ef
commit 2e5a4daf76
1 changed files with 2 additions and 2 deletions
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4
ircd/allocator_je.cc
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@ -82,7 +82,7 @@ ircd::allocator::get(const string_view &key_,
syscall(::mallctl, key, data(buf), &len, nullptr, 0UL); syscall(::mallctl, key, data(buf), &len, nullptr, 0UL);
return string_view return string_view
{ {
data(buf), len data(buf), std::min(len, size(buf))
}; };
} }
#endif #endif
@ -100,7 +100,7 @@ ircd::allocator::set(const string_view &key_,
syscall(::mallctl, key, data(cur), &curlen, const_cast<char *>(data(val)), size(val)); syscall(::mallctl, key, data(cur), &curlen, const_cast<char *>(data(val)), size(val));
return string_view return string_view
{ {
data(cur), curlen data(cur), std::min(curlen, size(cur))
}; };
} }
#endif #endif