Fix a few "Uninitialized scalar field" warnings

Fix a few warnings reported by Coverity.
None of these is critical, but making sure that class fields are
initialized can avoid heisenbugs.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/key.h b/src/key.h
index 11dc65de8c..1de83cc738 100644
--- a/src/key.h
+++ b/src/key.h
@@ -189,7 +189,7 @@ private:
 public:
 
     // Construct an invalid private key.
-    CKey() : fValid(false) {
+    CKey() : fValid(false), fCompressed(false) {
         LockObject(vch);
     }