gpu: nvgpu: cde: fix err in oom condition

use a correct, negative error sign in ENOMEM when gk20a_gmmu_map runs
out of memory.

Change-Id: I4fa8a2cf359a5c98cebdf64d4e3fcc96f478f779
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: http://git-master/r/594397
Reviewed-by: Jussi Rasanen <jrasanen@nvidia.com>
Tested-by: Jussi Rasanen <jrasanen@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/cde_gk20a.c b/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
index 8b2ed55e..cb8f1c1e 100644
--- a/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
@@ -1085,7 +1085,7 @@ static int gk20a_cde_load(struct gk20a_cde_ctx *cde_ctx)
 
         if (!vaddr) {
                 gk20a_warn(&cde_ctx->pdev->dev, "cde: cannot map compression bit backing store");
-                err = ENOMEM;
+                err = -ENOMEM;
                 goto err_map_backingstore;
         }