diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index a92b39fd0e63d953db2d94bbfb090d9f257e867f..3986c9f6219174bf7462b88579b5b030d830185e 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -59,8 +59,6 @@ struct save_area * __init save_area_alloc(bool is_boot_cpu)
 	struct save_area *sa;
 
 	sa = (void *) memblock_alloc(sizeof(*sa), 8);
-	if (!sa)
-		return NULL;
 	if (is_boot_cpu)
 		list_add(&sa->list, &dump_save_areas);
 	else
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index a13468b9a9133b9f46d8c90575ea0b5ffcd41e04..3c65a8eae34d35b6a670066db2bc80c8fa3ccf67 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -623,8 +623,6 @@ void __init smp_save_dump_cpus(void)
 		return;
 	/* Allocate a page as dumping area for the store status sigps */
 	page = memblock_alloc_base(PAGE_SIZE, PAGE_SIZE, 1UL << 31);
-	if (!page)
-		panic("could not allocate memory for save area\n");
 	/* Set multi-threading state to the previous system. */
 	pcpu_set_smt(sclp.mtid_prev);
 	boot_cpu_addr = stap();
diff --git a/arch/s390/numa/numa.c b/arch/s390/numa/numa.c
index b75ac43060e1edde9f15896c8ed4f92b87570b8b..969b4ed4ed5ea05ef8928ddaf241f873c1973320 100644
--- a/arch/s390/numa/numa.c
+++ b/arch/s390/numa/numa.c
@@ -58,8 +58,6 @@ static __init pg_data_t *alloc_node_data(void)
 	pg_data_t *res;
 
 	res = (pg_data_t *) memblock_alloc(sizeof(pg_data_t), 8);
-	if (!res)
-		panic("Could not allocate memory for node data!\n");
 	memset(res, 0, sizeof(pg_data_t));
 	return res;
 }