Return -ENOMEM, when there is no sufficient dynamically allocated memory
to create MQD backup for ring
Cc: Christian König <christian.koenig@xxxxxxx>
Cc: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index a33d4bc34cee..6639fde5dd5c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -407,8 +407,11 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev,
/* prepare MQD backup */
kiq->mqd_backup = kmalloc(mqd_size, GFP_KERNEL);
- if (!kiq->mqd_backup)
- dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name);
+ if (!kiq->mqd_backup) {
+ dev_warn(adev->dev,
+ "no memory to create MQD backup for ring %s\n", ring->name);
+ return -ENOMEM;
+ }
}
if (adev->asic_type >= CHIP_NAVI10 && amdgpu_async_gfx_ring) {
@@ -427,8 +430,10 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev,
ring->mqd_size = mqd_size;
/* prepare MQD backup */
adev->gfx.me.mqd_backup[i] = kmalloc(mqd_size, GFP_KERNEL);
- if (!adev->gfx.me.mqd_backup[i])
+ if (!adev->gfx.me.mqd_backup[i]) {
dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name);
+ return -ENOMEM;
+ }
}
}
}
--
2.25.1
