X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=drivers%2Fscsi%2Fscsi_scan.c;h=a67f315244d7c17de1d3acd2697c2b78463e07ea;hb=fb2c922b8588115d8914492493a37109bfb07884;hp=a43b9ec3aefd66f2953841c964cb2fd2c5746106;hpb=920841d8d1d61bc12b43f95a579a5374f6d98f81;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git

diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index a43b9ec..a67f315 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -54,7 +54,7 @@
 #define SCSI_TIMEOUT (2*HZ)
 
 /*
- * Prefix values for the SCSI id's (stored in driverfs name field)
+ * Prefix values for the SCSI id's (stored in sysfs name field)
  */
 #define SCSI_UID_SER_NUM 'S'
 #define SCSI_UID_UNKNOWN 'Z'
@@ -181,10 +181,8 @@ int scsi_complete_async_scans(void)
 	return 0;
 }
 
-#ifdef MODULE
 /* Only exported for the benefit of scsi_wait_scan */
 EXPORT_SYMBOL_GPL(scsi_complete_async_scans);
-#endif
 
 /**
  * scsi_unlock_floptical - unlock device via a special MODE SENSE command
@@ -385,6 +383,7 @@ static struct scsi_target *scsi_alloc_target(struct device *parent,
 	INIT_LIST_HEAD(&starget->siblings);
 	INIT_LIST_HEAD(&starget->devices);
 	starget->state = STARGET_RUNNING;
+	starget->scsi_level = SCSI_2;
  retry:
 	spin_lock_irqsave(shost->host_lock, flags);
 
@@ -654,6 +653,19 @@ static int scsi_probe_lun(struct scsi_device *sdev, unsigned char *inq_result,
 	 * short INQUIRY), an abort here prevents any further use of the
 	 * device, including spin up.
 	 *
+	 * On the whole, the best approach seems to be to assume the first
+	 * 36 bytes are valid no matter what the device says.  That's
+	 * better than copying < 36 bytes to the inquiry-result buffer
+	 * and displaying garbage for the Vendor, Product, or Revision
+	 * strings.
+	 */
+	if (sdev->inquiry_len < 36) {
+		printk(KERN_INFO "scsi scan: INQUIRY result too short (%d),"
+				" using 36\n", sdev->inquiry_len);
+		sdev->inquiry_len = 36;
+	}
+
+	/*
 	 * Related to the above issue:
 	 *
 	 * XXX Devices (disk or all?) should be sent a TEST UNIT READY,