1 files changed, 6 insertions, 5 deletions

diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c
index 36df991985b2..1f651f6bdf61 100644
--- a/arch/x86/vdso/vdso32-setup.c
+++ b/arch/x86/vdso/vdso32-setup.c
@@ -417,11 +417,12 @@ const char *arch_vma_name(struct vm_area_struct *vma)
         return NULL;
 }
 
-struct vm_area_struct *get_gate_vma(struct task_struct *tsk)
+struct vm_area_struct *get_gate_vma(struct mm_struct *mm)
 {
-        struct mm_struct *mm = tsk->mm;
-
-        /* Check to see if this task was created in compat vdso mode */
+        /*
+         * Check to see if the corresponding task was created in compat vdso
+         * mode.
+         */
         if (mm && mm->context.vdso == (void *)VDSO_HIGH_BASE)
                 return &gate_vma;
         return NULL;
@@ -429,7 +430,7 @@ struct vm_area_struct *get_gate_vma(struct task_struct *tsk)
 
 int in_gate_area(struct task_struct *task, unsigned long addr)
 {
-        const struct vm_area_struct *vma = get_gate_vma(task);
+        const struct vm_area_struct *vma = get_gate_vma(task->mm);
 
         return vma && addr >= vma->vm_start && addr < vma->vm_end;
 }