diff options
author | Miaoqian Lin <linmq006@gmail.com> | 2022-01-20 12:18:12 +0000 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-01-27 09:19:53 +0100 |
commit | f852afb6c07203de53fbd8cc808712d5406ae88d (patch) | |
tree | 0737700e277d539c26efdd6f599d30795286d120 /drivers/parisc | |
parent | d25fe9c255b697644bda9ddaba9e0f5a92b9a81c (diff) |
parisc: pdc_stable: Fix memory leak in pdcs_register_pathentries
commit d24846a4246b6e61ecbd036880a4adf61681d241 upstream.
kobject_init_and_add() takes reference even when it fails.
According to the doc of kobject_init_and_add():
If this function returns an error, kobject_put() must be called to
properly clean up the memory associated with the object.
Fix memory leak by calling kobject_put().
Fixes: 73f368cf679b ("Kobject: change drivers/parisc/pdc_stable.c to use kobject_init_and_add")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/parisc')
-rw-r--r-- | drivers/parisc/pdc_stable.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/parisc/pdc_stable.c b/drivers/parisc/pdc_stable.c index e090978518f1..4760f82def6e 100644 --- a/drivers/parisc/pdc_stable.c +++ b/drivers/parisc/pdc_stable.c @@ -979,8 +979,10 @@ pdcs_register_pathentries(void) entry->kobj.kset = paths_kset; err = kobject_init_and_add(&entry->kobj, &ktype_pdcspath, NULL, "%s", entry->name); - if (err) + if (err) { + kobject_put(&entry->kobj); return err; + } /* kobject is now registered */ write_lock(&entry->rw_lock); |