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path: root/drivers/scsi/device_handler/scsi_dh_hp_sw.c
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Diffstat (limited to 'drivers/scsi/device_handler/scsi_dh_hp_sw.c')
-rw-r--r--drivers/scsi/device_handler/scsi_dh_hp_sw.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/device_handler/scsi_dh_hp_sw.c b/drivers/scsi/device_handler/scsi_dh_hp_sw.c
index 12ceab7b366..ae6be87d6a8 100644
--- a/drivers/scsi/device_handler/scsi_dh_hp_sw.c
+++ b/drivers/scsi/device_handler/scsi_dh_hp_sw.c
@@ -131,11 +131,16 @@ static int hp_sw_bus_notify(struct notifier_block *nb,
unsigned long action, void *data)
{
struct device *dev = data;
- struct scsi_device *sdev = to_scsi_device(dev);
+ struct scsi_device *sdev;
struct scsi_dh_data *scsi_dh_data;
int i, found = 0;
unsigned long flags;
+ if (!scsi_is_sdev_device(dev))
+ return 0;
+
+ sdev = to_scsi_device(dev);
+
if (action == BUS_NOTIFY_ADD_DEVICE) {
for (i = 0; hp_sw_dh_data_list[i].vendor; i++) {
if (!strncmp(sdev->vendor, hp_sw_dh_data_list[i].vendor,