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authorIngo Molnar <mingo@elte.hu>2008-06-16 11:15:21 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-16 11:15:21 +0200
commitf9e8e07e074a880e110922759dcdb369fecdf07c (patch)
tree61bc9a61e0a0546a81d699047d9e001c50b52d50 /arch/x86/mm/fault.c
parente9886ca3a93d7d041d3de8e5acebe213da777d59 (diff)
parent066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff)
Merge branch 'linus' into sched-develtip-sched-devel-2008-06-16_09.15_Mon
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.