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-rw-r--r--drivers/xen/gntdev.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 00b3accc43ee..b0f9e8fb0052 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -662,7 +662,7 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma)
if (map->flags) {
if ((vma->vm_flags & VM_WRITE) &&
(map->flags & GNTMAP_readonly))
- return -EINVAL;
+ goto out_unlock_put;
} else {
map->flags = GNTMAP_host_map;
if (!(vma->vm_flags & VM_WRITE))
@@ -700,6 +700,8 @@ unlock_out:
spin_unlock(&priv->lock);
return err;
+out_unlock_put:
+ spin_unlock(&priv->lock);
out_put_map:
if (use_ptemod)
map->vma = NULL;