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Wysocki" , Sebastian Hesselbarth , Viresh Kumar Content-Language: en-GB Cc: LKML , kernel-janitors@vger.kernel.org From: Markus Elfring Subject: [PATCH] cpufreq: mvebu: Call of_node_put(np) only once in armada_xp_pmsu_cpufreq_init() Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:l+YAhpusRDHD/2fn+ZfJHeq9qj5xFO4cNSCcfWkIMcO/apJrpO2 88Oq4JuTk1VR68J105hFn1l/i3ZxQM471Ra+kw+vb92TTqRQmq/xre4d4VFipwXBEgK23CY ga27VBWHD0m+wI5uEBPLgc9tSDLwhJRhJ9DhKH/25hT4n1wYw7VUyhHj/BiIsQwjQCaz3Op 9N66d6W63HJxcahnrSlbw== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:6HXuvQgU8Bc=;IZ5wj26uRkiTUXg7vzESX6OubE5 0+pXKEfmMQ6E5gfU9C9VRCX29hq7Ape68GjT8dMmZM69DJEbjZBUySdLnqBnw0llJbbSFopmH bcG7gAJ8EjxGHDvYHkHRV8xQtx4cCp1DtO85dzM8TIWFU0Ox31TwdIljrxJes275cwpAwHsIk nOZhgSOevWCoS95j2YDpELre9YMAsevVHVBnl3aAVxGWFO+S0SxUKDD8dCMcblPUir9AHLfg2 HRR3yhUazVlH5pPsOh9v49cKQrNiah2yZaFyWz9NGh0iU+X6yb/EO2yzrsJIQaxtJVgSTXI0X amfBbV1N6YRsbQrNit5D6yAvoPj0QILQ8eiJPPPkArQTf2bWxOZ5+bQ4pUCTKuaPQWqhNlRkG aBe9E1W9q4USVHNORPvBC8MEb6BwHa+ThYtq1/cglq02u9dWXJ6kFm2weUxJVdNUO+LGCAt/S IRpz+scAIAnxB7PqoXu6JK4MJnn2MQCuwOb8w1X3qonzg8d7Zb8e0RZ0mDsI1cqZBL+h+eS7N W5nLDdymbdki6wFpoMxifXeNVuzYJDfWdztB3fQidQd9HQAG6j+3W8ETTSu/WGV+beMajqBsa v81E0YYDqtUJjvuVQXXJ0nm+vCBM4qcSBuUfJ1CiWKcduQ0xw0qjUBRai7YSTPPgsZiSpScUp /HqnJVSAja23fUxqjOXJirLnA7SWZw+WmqWWNcwo49g7G3VjLa1Zp7tRGDr5lhfNBMrcxRMbU k3o9A8DZ02i5SO9h2YPcsbwBNR0Zc1rrccocYWNnlZzB/qN0Aa0Ndzg6SHPez+hGT/tFXBtqC tpvWUQHRLj7kYrAGDOEEK3Ew== Content-Type: text/plain; charset="utf-8" From: Markus Elfring Date: Thu, 3 Oct 2024 10:18:39 +0200 An of_node_put(np) call was immediately used after a return value check for an of_address_to_resource() call in this function implementation. Thus call such a function only once instead directly before the check. This issue was transformed by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/cpufreq/mvebu-cpufreq.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/cpufreq/mvebu-cpufreq.c b/drivers/cpufreq/mvebu-cpufre= q.c index 7f3cfe668f30..55ba7ad72c36 100644 --- a/drivers/cpufreq/mvebu-cpufreq.c +++ b/drivers/cpufreq/mvebu-cpufreq.c @@ -42,14 +42,12 @@ static int __init armada_xp_pmsu_cpufreq_init(void) return 0; ret =3D of_address_to_resource(np, 1, &res); + of_node_put(np); if (ret) { pr_warn(FW_WARN "not enabling cpufreq, deprecated armada-xp-cpu-clock bi= nding\n"); - of_node_put(np); return 0; } - of_node_put(np); - /* * For each CPU, this loop registers the operating points * supported (which are the nominal CPU frequency and half of -- 2.46.1