diff options
| author | David S. Miller <davem@davemloft.net> | 2017-03-15 11:59:10 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-03-15 11:59:10 -0700 |
| commit | 101c431492d297dd0d111b461d8d324895676bee (patch) | |
| tree | 06d8a02a4fd91acdd6c31340452e85feaac4ecb7 /drivers/misc/sgi-gru/grufault.c | |
| parent | 9c79ddaa0f962d1f26537a670b0652ff509a6fe0 (diff) | |
| parent | 95422dec6bd4a7c57444743f7b1bb375335a6298 (diff) | |
| download | linux-101c431492d297dd0d111b461d8d324895676bee.tar.gz linux-101c431492d297dd0d111b461d8d324895676bee.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
drivers/net/ethernet/broadcom/genet/bcmgenet.c
net/core/sock.c
Conflicts were overlapping changes in bcmgenet and the
lockdep handling of sockets.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/misc/sgi-gru/grufault.c')
| -rw-r--r-- | drivers/misc/sgi-gru/grufault.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/misc/sgi-gru/grufault.c b/drivers/misc/sgi-gru/grufault.c index 6fb773dbcd0c..93be82fc338a 100644 --- a/drivers/misc/sgi-gru/grufault.c +++ b/drivers/misc/sgi-gru/grufault.c @@ -219,15 +219,20 @@ static int atomic_pte_lookup(struct vm_area_struct *vma, unsigned long vaddr, int write, unsigned long *paddr, int *pageshift) { pgd_t *pgdp; - pmd_t *pmdp; + p4d_t *p4dp; pud_t *pudp; + pmd_t *pmdp; pte_t pte; pgdp = pgd_offset(vma->vm_mm, vaddr); if (unlikely(pgd_none(*pgdp))) goto err; - pudp = pud_offset(pgdp, vaddr); + p4dp = p4d_offset(pgdp, vaddr); + if (unlikely(p4d_none(*p4dp))) + goto err; + + pudp = pud_offset(p4dp, vaddr); if (unlikely(pud_none(*pudp))) goto err; |