firewire: Zero out sd->scsi_host if we fail to register with the SCSI stack.

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c
index 2e5479b972feae3f3bc293965be2f63a1c86ad9e..0c87724cec3f0a025d41224f7697ccd895fda325 100644 (file)
--- a/drivers/firewire/fw-sbp2.c
+++ b/drivers/firewire/fw-sbp2.c
@@ -1099,6 +1099,7 @@ static int add_scsi_devices(struct fw_unit *unit)
        if (retval < 0) {
                fw_error("failed to add scsi host\n");
                scsi_host_put(sd->scsi_host);
+               sd->scsi_host = NULL;
                return retval;
        }
 
@@ -1109,6 +1110,7 @@ static int add_scsi_devices(struct fw_unit *unit)
                fw_error("failed to add scsi device\n");
                scsi_remove_host(sd->scsi_host);
                scsi_host_put(sd->scsi_host);
+               sd->scsi_host = NULL;
                return retval;
        }