addrinfo hint in lookup_host() needs clean initialization on all plat…

…forms Fixes #43649
rust-lang · Aug 7, 2017 · 378a618 · 378a618
1 parent ed16b0a
commit 378a618
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Showing 2 changed files with 3 additions and 11 deletions.
diff --git a/src/liblibc b/src/liblibc
diff --git a/src/libstd/sys_common/net.rs b/src/libstd/sys_common/net.rs
@@ -165,16 +165,8 @@ pub fn lookup_host(host: &str) -> io::Result<LookupHost> {
     init();
 
     let c_host = CString::new(host)?;
-    let hints = c::addrinfo {
-        ai_flags: 0,
-        ai_family: 0,
-        ai_socktype: c::SOCK_STREAM,
-        ai_protocol: 0,
-        ai_addrlen: 0,
-        ai_addr: ptr::null_mut(),
-        ai_canonname: ptr::null_mut(),
-        ai_next: ptr::null_mut()
-    };
+    let mut hints: c::addrinfo = unsafe { mem::zeroed() };
+    hints.ai_socktype = c::SOCK_STREAM;
     let mut res = ptr::null_mut();
     unsafe {
         match cvt_gai(c::getaddrinfo(c_host.as_ptr(), ptr::null(), &hints, &mut res)) {