Re: [PATCH] block/rnbd: server: Fix error return code in rnbd_srv_create_dev_sysfs()
From: Jinpu Wang <jinpu.wang@cloud.ionos.com>
Date: 2020-11-26 14:04:58
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On Wed, Nov 25, 2020 at 1:47 PM Wang ShaoBo [off-list ref] wrote:
Fix to return -ENOMEM error code from the error handling case where kobject_create_and_add() failed instead of 0 in rnbd_srv_create_dev_sysfs(), as done elsewhere in this function. Signed-off-by: Wang ShaoBo <redacted>
Thanks Shaobo, we have a fix for more cases: https://lore.kernel.org/linux-block/20201126104723.150674-8-jinpu.wang@cloud.ionos.com/T/#u (local)
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--- drivers/block/rnbd/rnbd-srv-sysfs.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)diff --git a/drivers/block/rnbd/rnbd-srv-sysfs.c b/drivers/block/rnbd/rnbd-srv-sysfs.c index 106775c074d1..5ba1a31ad626 100644 --- a/drivers/block/rnbd/rnbd-srv-sysfs.c +++ b/drivers/block/rnbd/rnbd-srv-sysfs.c@@ -52,8 +52,10 @@ int rnbd_srv_create_dev_sysfs(struct rnbd_srv_dev *dev, dev->dev_sessions_kobj = kobject_create_and_add("sessions", &dev->dev_kobj); - if (!dev->dev_sessions_kobj) + if (!dev->dev_sessions_kobj) { + ret = -ENOMEM; goto put_dev_kobj; + } bdev_kobj = &disk_to_dev(bdev->bd_disk)->kobj; ret = sysfs_create_link(&dev->dev_kobj, bdev_kobj, "block_dev"); --2.17.1