fix the compilation of sym53c416.c

In 2.5.63 I get the following compile error in drivers/scsi/sym53c416.c:

<-- snip -->

...
gcc -Wp,-MD,drivers/scsi/.sym53c416.o.d -D__KERNEL__ -Iinclude -Wall
-Wstrict-prototypes -Wno-trigraphs -O2 -fno-strict-aliasing -fno-common -pipe -mpreferred-stack-boundary=2 -march=k6 -Iinclude/asm-i386/mach-default -nostdinc -iwithprefix include -DKBUILD_BASENAME=sym53c416 -DKBUILD_MODNAME=sym53c416 -c -o drivers/scsi/sym53c416.o drivers/scsi/sym53c416.c drivers/scsi/sym53c416.c: In function `sym53c416_detect':
drivers/scsi/sym53c416.c:682: too many arguments to function `pnp_activate_dev'
make[2]: *** [drivers/scsi/sym53c416.o] Error 1

<-- snip -->

The following patch fixes it:

@@ -679,7 +679,7 @@
 				printk(KERN_WARNING "sym53c416: unable to attach PnP device.\n");
 				continue;
 			}
-			if(pnp_activate_dev(idev, NULL)<0)
+			if(pnp_activate_dev(idev) < 0)
 			{
 				printk(KERN_WARNING "sym53c416: unable to activate PnP device.\n");
 				pnp_device_detach(idev);

cu
Adrian

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed