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gpu: nvgpu: only free wait_cmd if it exists

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gk20a_submit_prepare_syncs can fall to error handling paths without an
allocated wait command buffer. In that case, just don't try to free the
null wait_cmd; the user never requested one.

Change-Id: Ice9041c0efa9bb14cde917e7ea82f4a7b6bf537c
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1756829
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Sami Kiminki <skiminki@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Konsta Holtta
2018-06-21 13:01:14 +03:00
committed by mobile promotions
parent 00a801a0f2
commit 90fc8d653f
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/nvgpu/os/linux/channel.c
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@@ -630,7 +630,8 @@ clean_up_post_fence:
gk20a_fence_put(job->post_fence);
job->post_fence = NULL;
clean_up_wait_cmd:
free_priv_cmdbuf(c, job->wait_cmd);
if (job->wait_cmd)
free_priv_cmdbuf(c, job->wait_cmd);
if (!pre_alloc_enabled)
job->wait_cmd = NULL;
fail: