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authorIngo Molnar <mingo@elte.hu>2008-06-16 11:24:00 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-16 11:24:00 +0200
commit6d72b7952fa7d7c61d021398970c29afde6a4443 (patch)
tree31c00be8e2837e2db2e62c694421a93a9f4c79d7 /arch/x86/mm/fault.c
parentmove BUG_TABLE into RODATA (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6 (diff)
downloadlinux-6d72b7952fa7d7c61d021398970c29afde6a4443.tar.xz
linux-6d72b7952fa7d7c61d021398970c29afde6a4443.zip
Merge branch 'linus' into core/rodata
Diffstat (limited to 'arch/x86/mm/fault.c')
-rw-r--r--arch/x86/mm/fault.c5
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)
unsigned long pgd_paddr;
pmd_t *pmd_k;
pte_t *pte_k;
+
+ /* Make sure we are in vmalloc area */
+ if (!(address >= VMALLOC_START && address < VMALLOC_END))
+ return -1;
+
/*
* Synchronize this task's top level page-table
* with the 'reference' page table.