Returning pool id (i.e. >= 0) from a sysfs ->store() callback makes
userspace think it needs to retry the write. Fix it - it's a leftover
from the times when the equivalent of rbd_dev_create() was the first
action in rbd_add().
Signed-off-by: Ilya Dryomov <idryomov@xxxxxxxxx>
---
drivers/block/rbd.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 07f666f4ca18..df795deffe77 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -5394,7 +5394,7 @@ static ssize_t do_rbd_add(struct bus_type *bus,
struct rbd_spec *spec = NULL;
struct rbd_client *rbdc;
bool read_only;
- int rc = -ENOMEM;
+ int rc;
if (!try_module_get(THIS_MODULE))
return -ENODEV;
@@ -5429,8 +5429,10 @@ static ssize_t do_rbd_add(struct bus_type *bus,
}
rbd_dev = rbd_dev_create(rbdc, spec, rbd_opts);
- if (!rbd_dev)
+ if (!rbd_dev) {
+ rc = -ENOMEM;
goto err_out_client;
+ }
rbdc = NULL; /* rbd_dev now owns this */
spec = NULL; /* rbd_dev now owns this */
rbd_opts = NULL; /* rbd_dev now owns this */
--
2.4.3
--
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