[SCSI] qla4xxx: fix queue depth setting

We want to set the queue depth to something reasonable - not
the can_queue.

Signed-off-by: Mike Christie <[e-mail]>
Cc: David Somayajulu <[e-mail]>
Signed-off-by: James Bottomley <[e-mail]>

drivers/scsi/qla4xxx/ql4_os.c

···
 
 int ql4_mod_unload = 0;
 
+#define QL4_DEF_QDEPTH 32
+
 /*
  * SCSI host template entry points
  */
···
 
 	sdev->hostdata = ddb;
 	sdev->tagged_supported = 1;
-	scsi_activate_tcq(sdev, sdev->host->can_queue);
+	scsi_activate_tcq(sdev, QL4_DEF_QDEPTH);
 	return 0;
 }