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RDMA/rtrs: Call kobject_put in the failure path

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Per the comment of kobject_init_and_add, we need to free the memory
by call kobject_put.

Fixes: 215378b838 ("RDMA/rtrs: client: sysfs interface functions")
Fixes: 91b11610af ("RDMA/rtrs: server: sysfs interface functions")
Link: https://lore.kernel.org/r/20201217141915.56989-8-jinpu.wang@cloud.ionos.com
Signed-off-by: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
Reviewed-by: Md Haris Iqbal <haris.iqbal@cloud.ionos.com>
Reviewed-by: Gioh Kim <gi-oh.kim@cloud.ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Guoqing Jiang 2020-12-17 15:19:03 +01:00 committed by Jason Gunthorpe
parent f77c4839ee
commit 424774c9f3
2 changed files with 4 additions and 1 deletions
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2
drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c
View file

@ -408,6 +408,7 @@ int rtrs_clt_create_sess_files(struct rtrs_clt_sess *sess)
"%s", str);
if (err) {
pr_err("kobject_init_and_add: %d\n", err);
kobject_put(&sess->kobj);
return err;
}
err = sysfs_create_group(&sess->kobj, &rtrs_clt_sess_attr_group);
@ -419,6 +420,7 @@ int rtrs_clt_create_sess_files(struct rtrs_clt_sess *sess)
&sess->kobj, "stats");
if (err) {
pr_err("kobject_init_and_add: %d\n", err);
kobject_put(&sess->stats->kobj_stats);
goto remove_group;
}

3
drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c
View file

@ -236,6 +236,7 @@ static int rtrs_srv_create_stats_files(struct rtrs_srv_sess *sess)
&sess->kobj, "stats");
if (err) {
rtrs_err(s, "kobject_init_and_add(): %d\n", err);
kobject_put(&sess->stats->kobj_stats);
return err;
}
err = sysfs_create_group(&sess->stats->kobj_stats,
@ -292,8 +293,8 @@ int rtrs_srv_create_sess_files(struct rtrs_srv_sess *sess)
sysfs_remove_group(&sess->kobj, &rtrs_srv_sess_attr_group);
put_kobj:
kobject_del(&sess->kobj);
kobject_put(&sess->kobj);
destroy_root:
kobject_put(&sess->kobj);
rtrs_srv_destroy_once_sysfs_root_folders(sess);
return err;