In 2.5.63 I get the following compile error in drivers/scsi/g_NCR5380.c:

<--  snip  -->

...
  gcc -Wp,-MD,drivers/scsi/.g_NCR5380.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=g_NCR5380 -DKBUILD_MODNAME=g_NCR5380 -c -o
drivers/scsi/g_NCR5380.o drivers/scsi/g_NCR5380.c
drivers/scsi/g_NCR5380.c: In function `generic_NCR5380_detect':
drivers/scsi/g_NCR5380.c:326: too many arguments to function
`pnp_activate_dev'
...
make[2]: *** [drivers/scsi/g_NCR5380.o] Error 1

<--  snip  -->


The following patch fixes it: