Check gas in sys_stop (0xPolygonZero#1297)

0xmozak · Oct 19, 2023 · 49976ea · 49976ea
1 parent 817e3e7
commit 49976ea
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/evm/src/cpu/kernel/asm/core/terminate.asm b/evm/src/cpu/kernel/asm/core/terminate.asm
@@ -6,6 +6,10 @@ global sys_stop:
     // Set the parent context's return data size to 0.
     %mstore_parent_context_metadata(@CTX_METADATA_RETURNDATA_SIZE, 0)
 
+    // This makes sure the gas used hasn't overflowed the gaslimit.
+    // This could happen when executing a native instruction (i.e. not a syscall).
+    %charge_gas_const(0)
+
     %leftover_gas
     // stack: leftover_gas
     PUSH 1 // success