mm: mminit_validate_memmodel_limits(): remove redundant test

In case if start_pfn overlap the upper bound no need to test end_pfn again
since we have it already trimmed.
Signed-off-by: NCyrill Gorcunov <gorcunov@openvz.org>
Reviewed-by: NChristoph Lameter <cl@linux-foundation.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

mm/sparse.c

@@ -164,9 +164,7 @@ void __meminit mminit_validate_memmodel_limits(unsigned long *start_pfn,
 		WARN_ON_ONCE(1);
 		*start_pfn = max_sparsemem_pfn;
 		*end_pfn = max_sparsemem_pfn;
-	}
-
-	if (*end_pfn > max_sparsemem_pfn) {
+	} else if (*end_pfn > max_sparsemem_pfn) {
 		mminit_dprintk(MMINIT_WARNING, "pfnvalidation",
 			"End of range %lu -> %lu exceeds SPARSEMEM max %lu\n",
 			*start_pfn, *end_pfn, max_sparsemem_pfn);