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authorTomer Tayar <ttayar@habana.ai>2020-07-23 09:17:57 +0300
committerOded Gabbay <oded.gabbay@gmail.com>2020-07-24 20:40:06 +0300
commit94f8be9eb065412cf069efd45053d33e8911fa9e (patch)
tree2b88c58c6b58310d8520be8c678400ce12b11a72 /drivers/misc
parent644883ef1aa53af1efecf3f84df9951c448b876b (diff)
habanalabs: Fix memory leak in error flow of context initialization
Add a missing free of the cs_pending array in the error flow of context initialization. Fixes: c16d45f42b64 ("habanalabs: Use pending CS amount per ASIC") Signed-off-by: Tomer Tayar <ttayar@habana.ai> Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/habanalabs/common/context.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/misc/habanalabs/common/context.c b/drivers/misc/habanalabs/common/context.c
index b75a20364fad..3e375958e73b 100644
--- a/drivers/misc/habanalabs/common/context.c
+++ b/drivers/misc/habanalabs/common/context.c
@@ -138,36 +138,38 @@ int hl_ctx_init(struct hl_device *hdev, struct hl_ctx *ctx, bool is_kernel_ctx)
rc = hl_mmu_ctx_init(ctx);
if (rc) {
dev_err(hdev->dev, "Failed to init mmu ctx module\n");
- goto mem_ctx_err;
+ goto err_free_cs_pending;
}
} else {
ctx->asid = hl_asid_alloc(hdev);
if (!ctx->asid) {
dev_err(hdev->dev, "No free ASID, failed to create context\n");
- return -ENOMEM;
+ rc = -ENOMEM;
+ goto err_free_cs_pending;
}
rc = hl_vm_ctx_init(ctx);
if (rc) {
dev_err(hdev->dev, "Failed to init mem ctx module\n");
rc = -ENOMEM;
- goto mem_ctx_err;
+ goto err_asid_free;
}
rc = hdev->asic_funcs->ctx_init(ctx);
if (rc) {
dev_err(hdev->dev, "ctx_init failed\n");
- goto ctx_init_err;
+ goto err_vm_ctx_fini;
}
}
return 0;
-ctx_init_err:
+err_vm_ctx_fini:
hl_vm_ctx_fini(ctx);
-mem_ctx_err:
- if (ctx->asid != HL_KERNEL_ASID_ID)
- hl_asid_free(hdev, ctx->asid);
+err_asid_free:
+ hl_asid_free(hdev, ctx->asid);
+err_free_cs_pending:
+ kfree(ctx->cs_pending);
return rc;
}