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Diffstat (limited to 'arch/arm/mm/dma-mapping.c')
-rw-r--r--arch/arm/mm/dma-mapping.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index ac6a36142fc..a9bdfcda23f 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -148,6 +148,7 @@ static int __init consistent_init(void)
{
int ret = 0;
pgd_t *pgd;
+ pud_t *pud;
pmd_t *pmd;
pte_t *pte;
int i = 0;
@@ -155,7 +156,15 @@ static int __init consistent_init(void)
do {
pgd = pgd_offset(&init_mm, base);
- pmd = pmd_alloc(&init_mm, pgd, base);
+
+ pud = pud_alloc(&init_mm, pgd, base);
+ if (!pud) {
+ printk(KERN_ERR "%s: no pud tables\n", __func__);
+ ret = -ENOMEM;
+ break;
+ }
+
+ pmd = pmd_alloc(&init_mm, pud, base);
if (!pmd) {
printk(KERN_ERR "%s: no pmd tables\n", __func__);
ret = -ENOMEM;