[PATCH 2/3] drm/amd/amdgpu: Clean up memory leak in cz_dpm_init().

Tom St Denis tstdenis82 at gmail.com
Thu Aug 25 17:10:09 UTC 2016


If init fails free up any allocated memory.

Signed-off-by: Tom St Denis <tom.stdenis at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/cz_dpm.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
index b06b95ce1350..d97604386766 100644
--- 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)
-- 
2.9.2



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