diff options
Diffstat (limited to 'arch/x86/mm/fault.c')
| -rw-r--r-- | arch/x86/mm/fault.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index fd7e1798c75a..8bcb6f40ccb6 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c | |||
| @@ -497,6 +497,11 @@ static int vmalloc_fault(unsigned long address) | |||
| 497 | unsigned long pgd_paddr; | 497 | unsigned long pgd_paddr; |
| 498 | pmd_t *pmd_k; | 498 | pmd_t *pmd_k; |
| 499 | pte_t *pte_k; | 499 | pte_t *pte_k; |
| 500 | |||
| 501 | /* Make sure we are in vmalloc area */ | ||
| 502 | if (!(address >= VMALLOC_START && address < VMALLOC_END)) | ||
| 503 | return -1; | ||
| 504 | |||
| 500 | /* | 505 | /* |
| 501 | * Synchronize this task's top level page-table | 506 | * Synchronize this task's top level page-table |
| 502 | * with the 'reference' page table. | 507 | * with the 'reference' page table. |
