Fix a couple of spelling mistakes

Fix a couple of spelling mistakes in a comment.
Suggested-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/ZHH2mSRqeL4Gs1ft@corigine.com/
Link: https://lore.kernel.org/r/ZHH1nqZWOGzxlidT@corigine.com/Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
cc: Jeff Layton <jlayton@kernel.org>
cc: Steve French <sfrench@samba.org>
cc: Shyam Prasad N <nspmangalore@gmail.com>
cc: Rohith Surabattula <rohiths.msft@gmail.com>
cc: Jens Axboe <axboe@kernel.dk>
cc: Herbert Xu <herbert@gondor.apana.org.au>
cc: "David S. Miller" <davem@davemloft.net>
cc: Eric Dumazet <edumazet@google.com>
cc: Jakub Kicinski <kuba@kernel.org>
cc: Paolo Abeni <pabeni@redhat.com>
cc: Matthew Wilcox <willy@infradead.org>
cc: linux-crypto@vger.kernel.org
cc: linux-cachefs@redhat.com
cc: linux-cifs@vger.kernel.org
cc: linux-fsdevel@vger.kernel.org
cc: netdev@vger.kernel.org
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

fs/netfs/iterator.c

@@ -312,7 +312,7 @@ static ssize_t extract_xarray_to_sg(struct iov_iter *iter,
 }
 
 /**
- * extract_iter_to_sg - Extract pages from an iterator and add ot an sglist
+ * extract_iter_to_sg - Extract pages from an iterator and add to an sglist
  * @iter: The iterator to extract from
  * @maxsize: The amount of iterator to copy
  * @sgtable: The scatterlist table to fill in
@@ -332,7 +332,7 @@ static ssize_t extract_xarray_to_sg(struct iov_iter *iter,
  * @extraction_flags can have ITER_ALLOW_P2PDMA set to request peer-to-peer DMA
  * be allowed on the pages extracted.
  *
- * If successul, @sgtable->nents is updated to include the number of elements
+ * If successful, @sgtable->nents is updated to include the number of elements
  * added and the number of bytes added is returned.  @sgtable->orig_nents is
  * left unaltered.
  *