[PATCH] drm/amdgpu: fix RAS memory leak in error case

[Guchun Chen]

RAS context memory needs to freed in failure case.

Signed-off-by: Guchun Chen <guchun.c...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 5c73f444eaef..79bb05d791bc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -1881,9 +1881,8 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
        amdgpu_ras_check_supported(adev, &con->hw_supported,
                        &con->supported);
        if (!con->hw_supported) {
-               amdgpu_ras_set_context(adev, NULL);
-               kfree(con);
-               return 0;
+               r = 0;
+               goto err_out;
        }
 
        con->features = 0;
@@ -1894,29 +1893,31 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
        if (adev->nbio.funcs->init_ras_controller_interrupt) {
                r = adev->nbio.funcs->init_ras_controller_interrupt(adev);
                if (r)
-                       return r;
+                       goto err_out;
        }
 
        if (adev->nbio.funcs->init_ras_err_event_athub_interrupt) {
                r = adev->nbio.funcs->init_ras_err_event_athub_interrupt(adev);
                if (r)
-                       return r;
+                       goto err_out;
        }
 
        amdgpu_ras_mask &= AMDGPU_RAS_BLOCK_MASK;
 
-       if (amdgpu_ras_fs_init(adev))
-               goto fs_out;
+       if (amdgpu_ras_fs_init(adev)) {
+               r = -EINVAL;
+               goto err_out;
+       }
 
        dev_info(adev->dev, "RAS INFO: ras initialized successfully, "
                        "hardware ability[%x] ras_mask[%x]\n",
                        con->hw_supported, con->supported);
        return 0;
-fs_out:
+err_out:
        amdgpu_ras_set_context(adev, NULL);
        kfree(con);
 
-       return -EINVAL;
+       return r;
 }
 
 /* helper function to handle common stuff in ip late init phase */
-- 
2.17.1

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx