gpu: nvgpu: cde: fix off-by-1 in buf allocation

Bug 200046882

Change-Id: I515e972f84cb7e1b17eef42ade6a4eaf0f8d71f8
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: http://git-master/r/559332
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-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 f4ddc02e..8bdfbd05 100644
--- a/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
@@ -244,7 +244,7 @@ static int gk20a_init_cde_buf(struct gk20a_cde_ctx *cde_ctx,
         }
 
         /* check that we have enough buf elems available */
-        if (cde_ctx->num_bufs > MAX_CDE_BUFS) {
+        if (cde_ctx->num_bufs >= MAX_CDE_BUFS) {
                 gk20a_warn(&cde_ctx->pdev->dev, "cde: invalid data section. buffer idx = %d",
                            cde_ctx->num_bufs);
                 return -ENOMEM;