diff options
| -rw-r--r-- | drivers/pci/controller/cadence/pcie-cadence-host-common.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/pci/controller/cadence/pcie-cadence-host-common.c b/drivers/pci/controller/cadence/pcie-cadence-host-common.c index 15415d7f35ee..2b0211870f02 100644 --- a/drivers/pci/controller/cadence/pcie-cadence-host-common.c +++ b/drivers/pci/controller/cadence/pcie-cadence-host-common.c @@ -173,11 +173,21 @@ int cdns_pcie_host_dma_ranges_cmp(void *priv, const struct list_head *a, const struct list_head *b) { struct resource_entry *entry1, *entry2; + u64 size1, size2; entry1 = container_of(a, struct resource_entry, node); entry2 = container_of(b, struct resource_entry, node); - return resource_size(entry2->res) - resource_size(entry1->res); + size1 = resource_size(entry1->res); + size2 = resource_size(entry2->res); + + if (size1 > size2) + return -1; + + if (size1 < size2) + return 1; + + return 0; } EXPORT_SYMBOL_GPL(cdns_pcie_host_dma_ranges_cmp); |