os/KeyValueStore: fix warning

Signed-off-by: Sage Weil <sage@inktank.com>

diff --git a/src/os/KeyValueStore.h b/src/os/KeyValueStore.h
index 17f977420957c35ed0dc3be9c5a747e7e45c67cb..5a1d0f0410e60a7b0537939bd35a6bd5504cf86d 100644 (file)
--- a/src/os/KeyValueStore.h
+++ b/src/os/KeyValueStore.h
@@ -170,7 +170,7 @@ class KeyValueStore : public ObjectStore,
 
   string strip_object_key(uint64_t no) {
     char n[100];
-    snprintf(n, 100, "%lld", no);
+    snprintf(n, 100, "%lld", (long long)no);
     return string(n);
   }