From: Swen Schillig <swen@vnet.ibm.com>
Date: Thu, 21 Aug 2008 11:43:36 +0000 (+0200)
Subject: [SCSI] zfcp: channel cannot be detached due to refcount imbalance
X-Git-Tag: v2.6.27-rc7~55^2~4
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6139308dca9437975125290698cb9306240f525c;p=karo-tx-linux.git

[SCSI] zfcp: channel cannot be detached due to refcount imbalance

Due to an imbalance of the nameserver refcounting, channel devices
couldn't be take offline anymore after the channel was activated.

Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
---

diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index 05e6b09c48f3..56196c98c07b 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -352,7 +352,6 @@ static int zfcp_scan_get_nameserver(struct zfcp_adapter *adapter)
 		if (ret)
 			return ret;
 		zfcp_erp_wait(adapter);
-		zfcp_port_put(adapter->nameserver_port);
 	}
 	return !atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED,
 				  &adapter->nameserver_port->status);