Merge pull request #55 from aave/fix/mpsc0x/small-optimizations

feat: always check for 0x0 address returned  by get_reserve_address_b…

Author: mpsc0x

aave-core/sources/aave-logic/validation_logic.move

@@ -650,6 +650,9 @@ module aave_pool::validation_logic {
                 for (i in 0..reserves_count) {
                     if (user_config::is_borrowing(user_config_map, i)) {
                         let reserve_address = pool::get_reserve_address_by_id(i);
+                        if (reserve_address == @0x0) {
+                            continue;
+                        };
                         let reserve_configuration =
                             pool::get_reserve_configuration(reserve_address);
                         assert!(

aave-core/sources/aave-pool/pool.move

@@ -463,6 +463,9 @@ module aave_pool::pool {
                     user_config::get_collateral_mask()
                 );
             let asset_address = get_reserve_address_by_id(asset_id);
+            if (asset_address == @0x0) {
+                return (false, @0x0, 0)
+            };
             let reserves_config_map = get_reserve_configuration(asset_address);
             let ceiling = reserve_config::get_debt_ceiling(&reserves_config_map);
             if (ceiling != 0) {
@@ -489,6 +492,9 @@ module aave_pool::pool {
                     user_config::get_borrowing_mask()
                 );
             let asset_address = get_reserve_address_by_id(asset_id);
+            if (asset_address == @0x0) {
+                return (false, @0x0)
+            };
             let reserves_config_map = get_reserve_configuration(asset_address);
 
             if (reserve_config::get_siloed_borrowing(&reserves_config_map)) {

aave-core/sources/aave-pool/pool_fee_manager.move

@@ -165,8 +165,6 @@ module aave_pool::pool_fee_manager {
         assert!(
             only_pool_admin(from_address), error_config::get_ecaller_not_pool_admin()
         );
-        // Check fee amount
-        assert!(amount != 0, error_config::get_einvalid_amount());
 
         let fee_config = fee_config_ref();
         // Create signer for the resource account