From 86b3786078d63242d3194ffc58ae8dae1d1bbef3 Mon Sep 17 00:00:00 2001 From: Christoph Lameter Date: Tue, 9 Aug 2005 19:59:21 -0700 Subject: [PATCH] [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 Signed-off-by: Linus Torvalds --- drivers/ide/ide-disk.c | 2 +- drivers/ide/ide-probe.c | 9 --------- include/linux/ide.h | 6 ++++++ 3 files changed, 7 insertions(+), 10 deletions(-) diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index f9c1acb4ed6..c9d3a00a3c0 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -1220,7 +1220,7 @@ static int ide_disk_probe(struct device *dev) goto failed; g = alloc_disk_node(1 << PARTN_BITS, - pcibus_to_node(drive->hwif->pci_dev->bus)); + hwif_to_node(drive->hwif)); if (!g) goto out_free_idkp; diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 94daf40ae32..c1128ae5cd2 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -960,15 +960,6 @@ static void save_match(ide_hwif_t *hwif, ide_hwif_t *new, ide_hwif_t **match) } #endif /* MAX_HWIFS > 1 */ -static inline int hwif_to_node(ide_hwif_t *hwif) -{ - if (hwif->pci_dev) - return pcibus_to_node(hwif->pci_dev->bus); - else - /* Add ways to determine the node of other busses here */ - return -1; -} - /* * init request queue */ diff --git a/include/linux/ide.h b/include/linux/ide.h index 92129078d4f..a6dbb51ecd7 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -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 */ -- 2.41.1