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path: root/drivers/block/null_blk.c
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Diffstat (limited to 'drivers/block/null_blk.c')
-rw-r--r--drivers/block/null_blk.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c
index c61960deb74a..ccb9975a97fa 100644
--- a/drivers/block/null_blk.c
+++ b/drivers/block/null_blk.c
@@ -471,7 +471,6 @@ static void nullb_device_release(struct config_item *item)
{
struct nullb_device *dev = to_nullb_device(item);
- badblocks_exit(&dev->badblocks);
null_free_device_storage(dev, false);
null_free_dev(dev);
}
@@ -582,6 +581,10 @@ static struct nullb_device *null_alloc_dev(void)
static void null_free_dev(struct nullb_device *dev)
{
+ if (!dev)
+ return;
+
+ badblocks_exit(&dev->badblocks);
kfree(dev);
}