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Diffstat (limited to 'arch/m68k/mm/mcfmmu.c')
-rw-r--r--arch/m68k/mm/mcfmmu.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/m68k/mm/mcfmmu.c b/arch/m68k/mm/mcfmmu.c
index 0de4999a3810d..6cb1e41d58d00 100644
--- a/arch/m68k/mm/mcfmmu.c
+++ b/arch/m68k/mm/mcfmmu.c
@@ -44,7 +44,9 @@ void __init paging_init(void)
int i;
empty_zero_page = (void *) memblock_alloc(PAGE_SIZE, PAGE_SIZE);
- memset((void *) empty_zero_page, 0, PAGE_SIZE);
+ if (!empty_zero_page)
+ panic("%s: Failed to allocate %lu bytes align=0x%lx\n",
+ __func__, PAGE_SIZE, PAGE_SIZE);
pg_dir = swapper_pg_dir;
memset(swapper_pg_dir, 0, sizeof(swapper_pg_dir));
@@ -52,6 +54,9 @@ void __init paging_init(void)
size = num_pages * sizeof(pte_t);
size = (size + PAGE_SIZE) & ~(PAGE_SIZE-1);
next_pgtable = (unsigned long) memblock_alloc(size, PAGE_SIZE);
+ if (!next_pgtable)
+ panic("%s: Failed to allocate %lu bytes align=0x%lx\n",
+ __func__, size, PAGE_SIZE);
bootmem_end = (next_pgtable + size + PAGE_SIZE) & PAGE_MASK;
pg_dir += PAGE_OFFSET >> PGDIR_SHIFT;