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Diffstat (limited to 'arch/parisc/mm/fault.c')
-rw-r--r--arch/parisc/mm/fault.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c
index d10d27a720c0..0293588d5b8c 100644
--- a/arch/parisc/mm/fault.c
+++ b/arch/parisc/mm/fault.c
@@ -171,17 +171,25 @@ void do_page_fault(struct pt_regs *regs, unsigned long code,
171 unsigned long address) 171 unsigned long address)
172{ 172{
173 struct vm_area_struct *vma, *prev_vma; 173 struct vm_area_struct *vma, *prev_vma;
174 struct task_struct *tsk = current; 174 struct task_struct *tsk;
175 struct mm_struct *mm = tsk->mm; 175 struct mm_struct *mm;
176 unsigned long acc_type; 176 unsigned long acc_type;
177 int fault; 177 int fault;
178 unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; 178 unsigned int flags;
179 179
180 if (in_atomic() || !mm) 180 if (in_atomic())
181 goto no_context; 181 goto no_context;
182 182
183 tsk = current;
184 mm = tsk->mm;
185 if (!mm)
186 goto no_context;
187
188 flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE;
183 if (user_mode(regs)) 189 if (user_mode(regs))
184 flags |= FAULT_FLAG_USER; 190 flags |= FAULT_FLAG_USER;
191
192 acc_type = parisc_acctyp(code, regs->iir);
185 if (acc_type & VM_WRITE) 193 if (acc_type & VM_WRITE)
186 flags |= FAULT_FLAG_WRITE; 194 flags |= FAULT_FLAG_WRITE;
187retry: 195retry:
@@ -196,8 +204,6 @@ retry:
196 204
197good_area: 205good_area:
198 206
199 acc_type = parisc_acctyp(code,regs->iir);
200
201 if ((vma->vm_flags & acc_type) != acc_type) 207 if ((vma->vm_flags & acc_type) != acc_type)
202 goto bad_area; 208 goto bad_area;
203 209