AddressBook: use unsigned type for row ID's

Fixes build warnings and may also prevent future headaches.

2 files changed, 2 insertions, 2 deletions

diff --git a/src/wallet/api/address_book.cpp b/src/wallet/api/address_book.cpp
index 1847e1496..bbf96c81a 100644
--- a/src/wallet/api/address_book.cpp
+++ b/src/wallet/api/address_book.cpp
@@ -94,7 +94,7 @@ void AddressBookImpl::refresh()
   
 }
 
-bool AddressBookImpl::deleteRow(int rowId) 
+bool AddressBookImpl::deleteRow(std::size_t rowId)
 {
   LOG_PRINT_L2("Deleting address book row " << rowId);
   bool r = m_wallet->m_wallet->delete_address_book_row(rowId);
diff --git a/src/wallet/api/address_book.h b/src/wallet/api/address_book.h
index c3a24eff9..7f30e4387 100644
--- a/src/wallet/api/address_book.h
+++ b/src/wallet/api/address_book.h
@@ -46,7 +46,7 @@ public:
     void refresh();
     std::vector<AddressBookRow*> getAll() const;
     bool addRow(const std::string &dst_addr , const std::string &payment_id, const std::string &description);
-    bool deleteRow(int rowId);
+    bool deleteRow(std::size_t rowId);
      
     // Error codes. See AddressBook:ErrorCode enum in wallet2_api.h
     std::string errorString() const {return m_errorString;}