doc fix

client/api/src/client.rs

@@ -120,13 +120,13 @@ pub trait BlockBackend<Block: BlockT> {
 	/// that are indexed by the runtime with `storage_index_transaction`.
 	fn block_indexed_body(&self, hash: Block::Hash) -> sp_blockchain::Result<Option<Vec<Vec<u8>>>>;
 
-	/// Get full block by id.
+	/// Get full block by hash.
 	fn block(&self, hash: Block::Hash) -> sp_blockchain::Result<Option<SignedBlock<Block>>>;
 
-	/// Get block status.
+	/// Get block status by block hash.
 	fn block_status(&self, hash: Block::Hash) -> sp_blockchain::Result<sp_consensus::BlockStatus>;
 
-	/// Get block justifications for the block with the given id.
+	/// Get block justifications for the block with the given hash.
 	fn justifications(&self, hash: Block::Hash) -> sp_blockchain::Result<Option<Justifications>>;
 
 	/// Get block hash by number.

primitives/consensus/common/src/block_validation.rs

@@ -24,7 +24,7 @@ use std::{error::Error, future::Future, pin::Pin, sync::Arc};
 
 /// A type which provides access to chain information.
 pub trait Chain<B: Block> {
-	/// Retrieve the status of the block denoted by the given [`hash`].
+	/// Retrieve the status of the block denoted by the given [`Block::hash`].
 	fn block_status(&self, hash: B::Hash) -> Result<BlockStatus, Box<dyn Error + Send>>;
 }
 
@@ -60,7 +60,7 @@ pub trait BlockAnnounceValidator<B: Block> {
 	/// Returning [`Validation::Failure`] will lead to a decrease of the
 	/// peers reputation as it sent us invalid data.
 	///
-	/// The returned future should only resolve to an error iff there was an internal error
+	/// The returned future should only resolve to an error if there was an internal error
 	/// validating the block announcement. If the block announcement itself is invalid, this should
 	/// *always* return [`Validation::Failure`].
 	fn validate(