diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 2ab5f962a0533c0131ab8f9cfaf73b53abaf5d49..9b36c5cb5e9f68306c017cf63f94ab55ccc1ce3f 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -827,7 +827,6 @@ static void __init devicemaps_init(struct machine_desc *mdesc)
 	 * Allocate the vector page early.
 	 */
 	vectors = alloc_bootmem_low_pages(PAGE_SIZE);
-	BUG_ON(!vectors);
 
 	for (addr = VMALLOC_END; addr; addr += PGDIR_SIZE)
 		pmd_clear(pmd_off_k(addr));
@@ -912,10 +911,10 @@ void __init paging_init(struct machine_desc *mdesc)
 	top_pmd = pmd_off_k(0xffff0000);
 
 	/*
-	 * allocate the zero page.  Note that we count on this going ok.
+	 * allocate the zero page.  Note that this always succeeds and
+	 * returns a zeroed result.
 	 */
 	zero_page = alloc_bootmem_low_pages(PAGE_SIZE);
-	memset(zero_page, 0, PAGE_SIZE);
 	empty_zero_page = virt_to_page(zero_page);
 	flush_dcache_page(empty_zero_page);
 }