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-rw-r--r--lib/test_kmod.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/test_kmod.c b/lib/test_kmod.c
index 8fc0a7a19c83..1bc06bbfc97a 100644
--- a/lib/test_kmod.c
+++ b/lib/test_kmod.c
@@ -1146,7 +1146,7 @@ static struct kmod_test_device *register_test_dev_kmod(void)
struct kmod_test_device *test_dev = NULL;
int ret;
- mutex_unlock(&reg_dev_mutex);
+ mutex_lock(&reg_dev_mutex);
/* int should suffice for number of devices, test for wrap */
if (unlikely(num_test_devs + 1) < 0) {