This patch removes mutex from code that doesn't need any locking.
Signed-off-by: Christian Gromm <christian.gromm@xxxxxxxxxxxxx>
---
drivers/staging/most/mostcore/core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/most/mostcore/core.c b/drivers/staging/most/mostcore/core.c
index 21c550c..ae1b577 100644
--- a/drivers/staging/most/mostcore/core.c
+++ b/drivers/staging/most/mostcore/core.c
@@ -1830,15 +1830,14 @@ void most_deregister_interface(struct most_interface *iface)
struct most_inst_obj *i = iface->priv;
struct most_c_obj *c;
- mutex_lock(&deregister_mutex);
if (unlikely(!i)) {
pr_info("Bad Interface\n");
- mutex_unlock(&deregister_mutex);
return;
}
pr_info("deregistering MOST device %s (%s)\n", i->kobj.name,
iface->description);
+ mutex_lock(&deregister_mutex);
atomic_set(&i->tainted, 1);
mutex_unlock(&deregister_mutex);
--
1.7.9.5
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