diff options
Diffstat (limited to 'src/soc/amd/common/block/acpi/ivrs.c')
| -rw-r--r-- | src/soc/amd/common/block/acpi/ivrs.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/src/soc/amd/common/block/acpi/ivrs.c b/src/soc/amd/common/block/acpi/ivrs.c index 9d0ece1d6ca9..57b5974e71da 100644 --- a/src/soc/amd/common/block/acpi/ivrs.c +++ b/src/soc/amd/common/block/acpi/ivrs.c @@ -140,7 +140,6 @@ static void add_ivhd_device_entries(struct device *parent, struct device *dev, unsigned long *current, uint16_t nb_bus) { struct device *sibling; - struct bus *link; if (!root_level) return; @@ -155,11 +154,11 @@ static void add_ivhd_device_entries(struct device *parent, struct device *dev, ivrs_add_device_or_bridge(parent, dev, current); } - for (link = dev->link_list; link; link = link->next) - for (sibling = link->children; sibling; sibling = - sibling->sibling) - add_ivhd_device_entries(dev, sibling, depth + 1, depth, root_level, - current, nb_bus); + if (!dev->link_list) + return; + for (sibling = dev->link_list->children; sibling; sibling = sibling->sibling) + add_ivhd_device_entries(dev, sibling, depth + 1, depth, root_level, current, + nb_bus); } static unsigned long acpi_ivhd_misc(unsigned long current, struct device *dev) |