ath10k: remove send completion validation in diag read/write

CE diag window access is serialized (it has to be by design) so
there's no way to get a different send completion. so there's no
need for post completion validation.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath10k/pci.c

@@ -920,16 +920,6 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data,
 			}
 		}
 
-		if (nbytes != completed_nbytes) {
-			ret = -EIO;
-			goto done;
-		}
-
-		if (buf != (u32)address) {
-			ret = -EIO;
-			goto done;
-		}
-
 		i = 0;
 		while (ath10k_ce_completed_recv_next_nolock(ce_diag, NULL, &buf,
 							    &completed_nbytes,
@@ -1094,16 +1084,6 @@ static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address,
 			}
 		}
 
-		if (nbytes != completed_nbytes) {
-			ret = -EIO;
-			goto done;
-		}
-
-		if (buf != ce_data) {
-			ret = -EIO;
-			goto done;
-		}
-
 		i = 0;
 		while (ath10k_ce_completed_recv_next_nolock(ce_diag, NULL, &buf,
 							    &completed_nbytes,