rpc: fix possible deadlock in rpc (#26051)

solana-labs · Jun 23, 2022 · 113b161 · 113b161
1 parent 04ce0ce
commit 113b161
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rpc/src/rpc.rs b/rpc/src/rpc.rs
@@ -1431,12 +1431,12 @@ impl JsonRpcRequestProcessor {
         bank: &Arc<Bank>,
     ) -> Option<TransactionStatus> {
         let (slot, status) = bank.get_signature_status_slot(&signature)?;
-        let r_block_commitment_cache = self.block_commitment_cache.read().unwrap();
 
         let optimistically_confirmed_bank = self.bank(Some(CommitmentConfig::confirmed()));
         let optimistically_confirmed =
             optimistically_confirmed_bank.get_signature_status_slot(&signature);
 
+        let r_block_commitment_cache = self.block_commitment_cache.read().unwrap();
         let confirmations = if r_block_commitment_cache.root() >= slot
             && is_finalized(&r_block_commitment_cache, bank, &self.blockstore, slot)
         {