Re: [PATCH 5/7] rbd: make rbd_dev_destroy() match rbd_dev_create()

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Reviewed-by: Josh Durgin <josh.durgin@xxxxxxxxxxx>

On 04/26/2013 11:00 AM, Alex Elder wrote:
Currently, rbd_dev_destroy() does more than just the inverse of what
rbd_dev_create() does.  Stop doing that, and move the two extra
things it does into the three call sites.

Signed-off-by: Alex Elder <elder@xxxxxxxxxxx>
---
  drivers/block/rbd.c |    8 ++++++--
  1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 63040fd..0356bba 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -3425,8 +3425,6 @@ static struct rbd_device *rbd_dev_create(struct
rbd_client *rbdc,

  static void rbd_dev_destroy(struct rbd_device *rbd_dev)
  {
-	rbd_spec_put(rbd_dev->parent_spec);
-	kfree(rbd_dev->header_name);
  	rbd_put_client(rbd_dev->rbd_client);
  	rbd_spec_put(rbd_dev->spec);
  	kfree(rbd_dev);
@@ -4784,6 +4782,8 @@ static int rbd_dev_probe_finish(struct rbd_device
*rbd_dev)
  	return ret;

  err_out_parent:
+	rbd_spec_put(rbd_dev->parent_spec);
+	kfree(rbd_dev->header_name);
  	rbd_dev_destroy(parent);
  err_out_spec:
  	rbd_spec_put(parent_spec);
@@ -4905,6 +4905,8 @@ static ssize_t rbd_add(struct bus_type *bus,

  	return count;
  err_out_rbd_dev:
+	rbd_spec_put(rbd_dev->parent_spec);
+	kfree(rbd_dev->header_name);
  	rbd_dev_destroy(rbd_dev);
  err_out_client:
  	rbd_put_client(rbdc);
@@ -4955,6 +4957,8 @@ static void rbd_dev_release(struct device *dev)
  	/* done with the id, and with the rbd_dev */
  	rbd_dev_id_put(rbd_dev);
  	rbd_assert(rbd_dev->rbd_client != NULL);
+	rbd_spec_put(rbd_dev->parent_spec);
+	kfree(rbd_dev->header_name);
  	rbd_dev_destroy(rbd_dev);

  	/* release module ref */


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