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Diffstat (limited to 'mm/mempolicy.c')
-rw-r--r--mm/mempolicy.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 7dd9d9f8069..4545d594424 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1024,7 +1024,7 @@ static long do_mbind(unsigned long start, unsigned long len,
err = migrate_prep();
if (err)
- return err;
+ goto mpol_out;
}
{
NODEMASK_SCRATCH(scratch);
@@ -1039,10 +1039,9 @@ static long do_mbind(unsigned long start, unsigned long len,
err = -ENOMEM;
NODEMASK_SCRATCH_FREE(scratch);
}
- if (err) {
- mpol_put(new);
- return err;
- }
+ if (err)
+ goto mpol_out;
+
vma = check_range(mm, start, end, nmask,
flags | MPOL_MF_INVERT, &pagelist);
@@ -1058,9 +1057,11 @@ static long do_mbind(unsigned long start, unsigned long len,
if (!err && nr_failed && (flags & MPOL_MF_STRICT))
err = -EIO;
- }
+ } else
+ putback_lru_pages(&pagelist);
up_write(&mm->mmap_sem);
+ mpol_out:
mpol_put(new);
return err;
}