The logical operator '&&' will make smu->ppt_funcs->set_gfx_power_up_by_imu segment fault when smu->ppt_funcs is NULL. Signed-off-by: Yu Songping <yusongping@xxxxxxxxxx> --- drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index b880f4d7d67e..1cb728b0b7ee 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -161,7 +161,7 @@ int smu_get_dpm_freq_range(struct smu_context *smu, int smu_set_gfx_power_up_by_imu(struct smu_context *smu) { - if (!smu->ppt_funcs && !smu->ppt_funcs->set_gfx_power_up_by_imu) + if (!smu->ppt_funcs || !smu->ppt_funcs->set_gfx_power_up_by_imu) return -EOPNOTSUPP; return smu->ppt_funcs->set_gfx_power_up_by_imu(smu); -- 2.17.1