4.15-stable review patch. If anyone has any objections, please let me know.
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From: Wei Yongjun weiyongjun1@huawei.com
commit a5e1923356505e46476c2fb518559b7a4d9d25b1 upstream.
Add the missing unlock before return from function config_num_requests_store() in the error handling case.
Fixes: c92316bf8e94 ("test_firmware: add batched firmware tests") Signed-off-by: Wei Yongjun weiyongjun1@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- lib/test_firmware.c | 1 + 1 file changed, 1 insertion(+)
--- a/lib/test_firmware.c +++ b/lib/test_firmware.c @@ -371,6 +371,7 @@ static ssize_t config_num_requests_store if (test_fw_config->reqs) { pr_err("Must call release_all_firmware prior to changing config\n"); rc = -EINVAL; + mutex_unlock(&test_fw_mutex); goto out; } mutex_unlock(&test_fw_mutex);