[PATCH] Fix ide-disk.c oops caused by hwif == NULL

1. Move hwif_to_node to ide.h

2. Use hwif_to_node in ide-disk.c

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Christoph Lameter 2005-08-09 19:59:21 -07:00 committed by Linus Torvalds
parent aeb3f76350
commit 86b3786078
3 changed files with 7 additions and 10 deletions

View file

@ -1501,4 +1501,10 @@ extern struct bus_type ide_bus_type;
#define ide_id_has_flush_cache_ext(id) \
(((id)->cfs_enable_2 & 0x2400) == 0x2400)
static inline int hwif_to_node(ide_hwif_t *hwif)
{
struct pci_dev *dev = hwif->pci_dev;
return dev ? pcibus_to_node(dev->bus) : -1;
}
#endif /* _IDE_H */