diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 6ac4f32..335ac8f 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1660,7 +1660,7 @@
 	struct ata_taskfile tf;
 	unsigned int err_mask = 0;
 	const char *reason;
-	int tried_spinup = 0;
+	int may_fallback = 1, tried_spinup = 0;
 	int rc;
 
 	if (ata_msg_ctl(ap))
@@ -1704,11 +1704,31 @@
 			return -ENOENT;
 		}
 
+		/* Device or controller might have reported the wrong
+		 * device class.  Give a shot at the other IDENTIFY if
+		 * the current one is aborted by the device.
+		 */
+		if (may_fallback &&
+		    (err_mask == AC_ERR_DEV) && (tf.feature & ATA_ABORTED)) {
+			may_fallback = 0;
+
+			if (class == ATA_DEV_ATA)
+				class = ATA_DEV_ATAPI;
+			else
+				class = ATA_DEV_ATA;
+			goto retry;
+		}
+
 		rc = -EIO;
 		reason = "I/O error";
 		goto err_out;
 	}
 
+	/* Falling back doesn't make sense if ID data was read
+	 * successfully at least once.
+	 */
+	may_fallback = 0;
+
 	swap_buf_le16(id, ATA_ID_WORDS);
 
 	/* sanity check */