From a674557f07ca80e99e4e7b21af9521e705ed76aa Mon Sep 17 00:00:00 2001
From: Friedel Ziegelmayer <dignifiedquire@users.noreply.github.com>
Date: Tue, 28 May 2019 20:10:09 +0200
Subject: [PATCH] fix(key): return None when empty binary is loaded (#96)

---
 src/key.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/key.rs b/src/key.rs
index 99570a4ec..b877d5c46 100644
--- a/src/key.rs
+++ b/src/key.rs
@@ -106,8 +106,9 @@ impl Key {
     }
 
     pub fn from_binary(data: *const u8, len: libc::c_int, key_type: KeyType) -> Option<Self> {
-        assert!(!data.is_null(), "missing data");
-        assert!(len > 0);
+        if data.is_null() || len == 0 {
+            return None;
+        }
 
         let bytes = unsafe { slice::from_raw_parts(data, len as usize) };
         Self::from_slice(bytes, key_type)