diff options
Diffstat (limited to 'drivers/reset/core.c')
| -rw-r--r-- | drivers/reset/core.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/reset/core.c b/drivers/reset/core.c index f7bf20493f23..1680d27040c9 100644 --- a/drivers/reset/core.c +++ b/drivers/reset/core.c @@ -428,7 +428,10 @@ static struct reset_control *__reset_control_get_internal( if (!rstc) return ERR_PTR(-ENOMEM); - try_module_get(rcdev->owner); + if (!try_module_get(rcdev->owner)) { + kfree(rstc); + return ERR_PTR(-ENODEV); + } rstc->rcdev = rcdev; list_add(&rstc->list, &rcdev->reset_control_head); @@ -456,6 +459,9 @@ static void __reset_control_put_internal(struct reset_control *rstc) { lockdep_assert_held(&reset_list_mutex); + if (IS_ERR_OR_NULL(rstc)) + return; + kref_put(&rstc->refcnt, __reset_control_release); } |