diff options
Diffstat (limited to 'drivers/hwtracing')
| -rw-r--r-- | drivers/hwtracing/stm/policy.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/hwtracing/stm/policy.c b/drivers/hwtracing/stm/policy.c index 0910ec807187..4b9e44b227d8 100644 --- a/drivers/hwtracing/stm/policy.c +++ b/drivers/hwtracing/stm/policy.c @@ -440,10 +440,8 @@ stp_policy_make(struct config_group *group, const char *name) stm->policy = kzalloc(sizeof(*stm->policy), GFP_KERNEL); if (!stm->policy) { - mutex_unlock(&stm->policy_mutex); - stm_put_protocol(pdrv); - stm_put_device(stm); - return ERR_PTR(-ENOMEM); + ret = ERR_PTR(-ENOMEM); + goto unlock_policy; } config_group_init_type_name(&stm->policy->group, name, @@ -458,7 +456,11 @@ unlock_policy: mutex_unlock(&stm->policy_mutex); if (IS_ERR(ret)) { - stm_put_protocol(stm->pdrv); + /* + * pdrv and stm->pdrv at this point can be quite different, + * and only one of them needs to be 'put' + */ + stm_put_protocol(pdrv); stm_put_device(stm); } |