From fa7030d8ad4638acfd9e0fac84a20716d031dc95 Mon Sep 17 00:00:00 2001 From: Wan Jiabing Date: Tue, 26 Apr 2022 19:17:14 +0800 Subject: [PATCH 08/21] cpufreq: mediatek: Fix NULL pointer dereference in mediatek-cpufreq Fix following coccicheck error: drivers/cpufreq/mediatek-cpufreq.c:464:16-23: ERROR: info is NULL but dereferenced. Use pr_err instead of dev_err to avoid dereferring a NULL pointer. Fixes: f52b16ba9fe4 ("cpufreq: mediatek: Use device print to show logs") Signed-off-by: Wan Jiabing Reviewed-by: Matthias Brugger Signed-off-by: Viresh Kumar --- drivers/cpufreq/mediatek-cpufreq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/cpufreq/mediatek-cpufreq.c +++ b/drivers/cpufreq/mediatek-cpufreq.c @@ -463,8 +463,8 @@ static int mtk_cpufreq_init(struct cpufr info = mtk_cpu_dvfs_info_lookup(policy->cpu); if (!info) { - dev_err(info->cpu_dev, - "dvfs info for cpu%d is not initialized.\n", policy->cpu); + pr_err("dvfs info for cpu%d is not initialized.\n", + policy->cpu); return -EINVAL; }