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authorDavid Woodhouse <David.Woodhouse@intel.com>2008-07-11 14:36:25 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2008-07-11 14:36:25 +0100
commita8931ef380c92d121ae74ecfb03b2d63f72eea6f (patch)
tree980fb6b019e11e6cb1ece55b7faff184721a8053 /arch/x86/mm/fault.c
parent90574d0a4d4b73308ae54a2a57a4f3f1fa98e984 (diff)
parente5a5816f7875207cb0a0a7032e39a4686c5e10a4 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
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 fd7e1798c75..8bcb6f40ccb 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.