X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fscsi%2Fhosts.c;h=c6457bfc8a49039b8c7e6e187945905c6d71f706;hb=53ffe3b440aa85af6fc4eda09b2d44bcdd312d4d;hp=3690360d7a798ec98f73e58bb83880fe01e99de3;hpb=c92758ceda477b1333fde35327cfa867dcc47bd1;p=linux-2.6

diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 3690360d7a..c6457bfc8a 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -456,6 +456,10 @@ static int __scsi_host_match(struct device *dev, void *data)
  *
  * Return value:
  *	A pointer to located Scsi_Host or NULL.
+ *
+ *	The caller must do a scsi_host_put() to drop the reference
+ *	that scsi_host_get() took. The put_device() below dropped
+ *	the reference from class_find_device().
  **/
 struct Scsi_Host *scsi_host_lookup(unsigned short hostnum)
 {
@@ -463,9 +467,10 @@ struct Scsi_Host *scsi_host_lookup(unsigned short hostnum)
 	struct Scsi_Host *shost = ERR_PTR(-ENXIO);
 
 	cdev = class_find_device(&shost_class, &hostnum, __scsi_host_match);
-	if (cdev)
+	if (cdev) {
 		shost = scsi_host_get(class_to_shost(cdev));
-
+		put_device(cdev);
+	}
 	return shost;
 }
 EXPORT_SYMBOL(scsi_host_lookup);