ACPI: NUMA: Remove the useless 'node >= MAX_NUMNODES' check

guohanjun · rafaeljw · commit 5b1e80204db6 · 2020-07-27T15:19:12.000+02:00
acpi_map_pxm_to_node() will never return a NUMA node greater than
MAX_NUMNODES, so the 'node &gt;= MAX_NUMNODES' check is not needed.
Remove it.

Signed-off-by: Hanjun Guo &lt;guohanjun@huawei.com&gt;
Signed-off-by: Rafael J. Wysocki &lt;rafael.j.wysocki@intel.com&gt;
diff --git a/drivers/acpi/numa/srat.c b/drivers/acpi/numa/srat.c
@@ -230,7 +230,7 @@ acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma)
 		pxm &= 0xff;
 
 	node = acpi_map_pxm_to_node(pxm);
-	if (node == NUMA_NO_NODE || node >= MAX_NUMNODES) {
+	if (node == NUMA_NO_NODE) {
 		pr_err("SRAT: Too many proximity domains.\n");
 		goto out_err_bad_srat;
 	}

Original file line number	Diff line number	Diff line change
`@@ -230,7 +230,7 @@ acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma)`
`230`	`230`	`pxm &= 0xff;`
`231`	`231`
`232`	`232`	`node = acpi_map_pxm_to_node(pxm);`
`233`		`- if (node == NUMA_NO_NODE \|\| node >= MAX_NUMNODES) {`
	`233`	`+ if (node == NUMA_NO_NODE) {`
`234`	`234`	`pr_err("SRAT: Too many proximity domains.\n");`
`235`	`235`	`goto out_err_bad_srat;`
`236`	`236`	`}`