From ff923479ee9b6ba9244398c7e97878fa37b5343c Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Thu, 3 Mar 2016 09:45:29 -0500 Subject: [PATCH] drm/amd/amdgpu: make afmt_init cleanup if alloc fails (DCEv8) If the allocation fails free memory and return error code. Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c index a7d871105b2a..35b4f7752ab5 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c @@ -1913,7 +1913,7 @@ static void dce_v8_0_afmt_enable(struct drm_encoder *encoder, bool enable) enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id); } -static void dce_v8_0_afmt_init(struct amdgpu_device *adev) +static int dce_v8_0_afmt_init(struct amdgpu_device *adev) { int i; @@ -1926,8 +1926,16 @@ static void dce_v8_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_v8_0_afmt_fini(struct amdgpu_device *adev) @@ -2923,7 +2931,9 @@ static int dce_v8_0_sw_init(void *handle) return -EINVAL; /* setup afmt */ - dce_v8_0_afmt_init(adev); + r = dce_v8_0_afmt_init(adev); + if (r) + return r; r = dce_v8_0_audio_init(adev); if (r) -- 2.20.1