diff options
| author |   Swen Schillig <swen@vnet.ibm.com> | 2008-10-01 12:42:23 +0200 |
|---|---|---|
| committer |   James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-10-03 12:11:55 -0500 |
| commit | e4e9ba5d9313f362d2192fb7a2d35a3bfb714b1e (patch) | |
| tree | 82e7319ec06da69956bb9a80b30b60cef79f2da7 /drivers/s390/scsi | |
| parent | [SCSI] zfcp: fix deadlock caused by shared work queue tasks (diff) | |
| download | linux-dev-e4e9ba5d9313f362d2192fb7a2d35a3bfb714b1e.tar.xz linux-dev-e4e9ba5d9313f362d2192fb7a2d35a3bfb714b1e.zip | |
[SCSI] zfcp: prevent fc_remote_port_delete calls for unregistered rport
In case of an adapter reopen all rports have to be deleted from the
environment. This should only happen for already registered rports
otherwise fc_remote_port_delete is called with a NULL pointer.
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>
Diffstat (limited to 'drivers/s390/scsi')
| -rw-r--r-- | drivers/s390/scsi/zfcp_erp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index f5ebeb7ca2be..8c117416d5ad 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -1236,6 +1236,8 @@ static void zfcp_erp_rports_del(struct zfcp_adapter *adapter) { struct zfcp_port *port; list_for_each_entry(port, &adapter->port_list_head, list) { + if (!port->rport) + continue; fc_remote_port_delete(port->rport); port->rport = NULL; } |