diff -urN linux.old/drivers/sound/maestro3.c linux/drivers/sound/maestro3.c
--- linux.old/drivers/sound/maestro3.c	Tue Jan 16 11:23:31 2001
+++ linux/drivers/sound/maestro3.c	Tue Jan 16 11:15:58 2001
@@ -2692,12 +2692,13 @@
 
     pmdev = pm_register(PM_PCI_DEV, PM_PCI_ID(pci_dev), m3_pm_callback);
 
-    if ( pmdev == NULL) {
+    if (pmdev)
+        pmdev->data = card;
+    else {
         printk(KERN_WARNING PFX "couldn't register pm callback, suspend/resume might not work.\n");
         /* XXX do error stuff :) */
     }
 
-    pmdev->data = card;
 
     m3_enable_ints(card);
     m3_assp_continue(card);