From 720a6ce3cedf664834df436c343ea2ccc26272fa Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Thu, 3 Mar 2016 09:23:48 -0500 Subject: drm/amd/amdgpu: Make afmt_init cleanup if alloc fails (DCEv10) Make the function free memory and return an error code if the allocation fails. Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c index 6555b4a0c34a..dc29e061c179 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c @@ -1976,7 +1976,7 @@ static void dce_v10_0_afmt_enable(struct drm_encoder *encoder, bool enable) enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id); } -static void dce_v10_0_afmt_init(struct amdgpu_device *adev) +static int dce_v10_0_afmt_init(struct amdgpu_device *adev) { int i; @@ -1989,8 +1989,16 @@ static void dce_v10_0_afmt_init(struct amdgpu_device *adev) if (adev->mode_info.afmt[i]) { adev->mode_info.afmt[i]->offset = dig_offsets[i]; adev->mode_info.afmt[i]->id = i; + } else { + int j; + for (j = 0; j < i; j++) { + kfree(adev->mode_info.afmt[j]); + adev->mode_info.afmt[j] = NULL; + } + return -ENOMEM; } } + return 0; } static void dce_v10_0_afmt_fini(struct amdgpu_device *adev) @@ -3013,7 +3021,9 @@ static int dce_v10_0_sw_init(void *handle) return -EINVAL; /* setup afmt */ - dce_v10_0_afmt_init(adev); + r = dce_v10_0_afmt_init(adev); + if (r) + return r; r = dce_v10_0_audio_init(adev); if (r) -- cgit v1.2.3