@@ -588,12 +588,10 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu)
goto fail;
}
- /* TODO: we will leak here memory - fix it! */
-
gpu->mmu = etnaviv_iommu_new(gpu, iommu, version);
if (!gpu->mmu) {
ret = -ENOMEM;
- goto fail;
+ goto free_domain;
}
/* Create buffer: */
@@ -601,7 +599,7 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu)
if (!gpu->buffer) {
ret = -ENOMEM;
dev_err(gpu->dev, "could not create command buffer\n");
- goto fail;
+ goto destroy_iommu;
}
if (gpu->buffer->paddr - gpu->memory_base > 0x80000000) {
ret = -EINVAL;
@@ -631,6 +629,11 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu)
free_buffer:
etnaviv_gpu_cmdbuf_free(gpu->buffer);
gpu->buffer = NULL;
+destroy_iommu:
+ etnaviv_iommu_destroy(gpu->mmu);
+ gpu->mmu = NULL;
+free_domain:
+ iommu_domain_free(iommu);
fail:
pm_runtime_mark_last_busy(gpu->dev);
pm_runtime_put_autosuspend(gpu->dev);
Plug in error handling to free any allocated ressources in the IOMMU init path. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> --- drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-)