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-rw-r--r--arch/ia64/mm/tlb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/ia64/mm/tlb.c b/arch/ia64/mm/tlb.c
index 41105d454423..6a4eec9113e8 100644
--- a/arch/ia64/mm/tlb.c
+++ b/arch/ia64/mm/tlb.c
@@ -90,7 +90,7 @@ ia64_global_tlb_purge (struct mm_struct *mm, unsigned long start,
{
static DEFINE_SPINLOCK(ptcg_lock);
- if (mm != current->active_mm) {
+ if (mm != current->active_mm || !current->mm) {
flush_tlb_all();
return;
}
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