[PATCH] PCI: don't override drv->shutdown unconditionally
There are many drivers that have been setting the generic driver
model level shutdown callback, and pci thus must not override it.
Without this patch we can have really bad data loss on various
Signed-off-by: Greg Kroah-Hartman <email@example.com>
Signed-off-by: Linus Torvalds <firstname.lastname@example.org>