drm/amd/amdgpu: Clean up memory leak in cz_dpm_init().

If init fails free up any allocated memory.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
index 9c2ab73a7ae3520d49744f72fc1b5a8475d7dfd4..e7ea28c0c5b85f7b766a0c4cbbc12ef414226af4 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
@@ -44,6 +44,7 @@
 
 static void cz_dpm_powergate_uvd(struct amdgpu_device *adev, bool gate);
 static void cz_dpm_powergate_vce(struct amdgpu_device *adev, bool gate);
+static void cz_dpm_fini(struct amdgpu_device *adev);
 
 static struct cz_ps *cz_get_ps(struct amdgpu_ps *rps)
 {
@@ -411,11 +412,11 @@ static int cz_dpm_init(struct amdgpu_device *adev)
 
        ret = amdgpu_get_platform_caps(adev);
        if (ret)
-               return ret;
+               goto err;
 
        ret = amdgpu_parse_extended_power_table(adev);
        if (ret)
-               return ret;
+               goto err;
 
        pi->sram_end = SMC_RAM_END;
 
@@ -469,23 +470,26 @@ static int cz_dpm_init(struct amdgpu_device *adev)
 
        ret = cz_parse_sys_info_table(adev);
        if (ret)
-               return ret;
+               goto err;
 
        cz_patch_voltage_values(adev);
        cz_construct_boot_state(adev);
 
        ret = cz_parse_power_table(adev);
        if (ret)
-               return ret;
+               goto err;
 
        ret = cz_process_firmware_header(adev);
        if (ret)
-               return ret;
+               goto err;
 
        pi->dpm_enabled = true;
        pi->uvd_dynamic_pg = false;
 
        return 0;
+err:
+       cz_dpm_fini(adev);
+       return ret;
 }
 
 static void cz_dpm_fini(struct amdgpu_device *adev)