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-rw-r--r--arch/x86/kernel/amd_node.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/kernel/amd_node.c b/arch/x86/kernel/amd_node.c
index 762585775b5a..b7926ba3610a 100644
--- a/arch/x86/kernel/amd_node.c
+++ b/arch/x86/kernel/amd_node.c
@@ -251,7 +251,7 @@ __setup("amd_smn_debugfs_enable", amd_smn_enable_dfs);
static int __init amd_smn_init(void)
{
u16 count, num_roots, roots_per_node, node, num_nodes;
- struct pci_dev *root;
+ struct pci_dev *root __free(pci_dev_put) = NULL;
if (!cpu_feature_enabled(X86_FEATURE_ZEN))
return 0;
@@ -262,7 +262,6 @@ static int __init amd_smn_init(void)
return 0;
num_roots = 0;
- root = NULL;
while ((root = get_next_root(root))) {
pci_dbg(root, "Reserving PCI config space\n");
@@ -299,14 +298,13 @@ static int __init amd_smn_init(void)
count = 0;
node = 0;
- root = NULL;
while (node < num_nodes && (root = get_next_root(root))) {
/* Use one root for each node and skip the rest. */
if (count++ % roots_per_node)
continue;
pci_dbg(root, "is root for AMD node %u\n", node);
- amd_roots[node++] = root;
+ amd_roots[node++] = pci_dev_get(root);
}
if (enable_dfs) {