gpu: nvgpu: Free board_obj_ptr in case of error

If construct_clk_prog() gets an error reported in status, it returns
NULL instead of the constructed board_obj_ptr.

Call a destructor to prevent leaking any possibly constructed
board_obj_ptr.

Coverity ID 490171

Change-Id: Icf359da6511b108a03dd86d4556c5cbb288e90de
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1291682
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/clk/clk_prog.c b/drivers/gpu/nvgpu/clk/clk_prog.c
index d4876da8..b8c8d9a2 100644
--- a/drivers/gpu/nvgpu/clk/clk_prog.c
+++ b/drivers/gpu/nvgpu/clk/clk_prog.c
@@ -751,8 +751,11 @@ static struct clk_prog *construct_clk_prog(struct gk20a *g, void *pargs)
                 return NULL;
         }
 
-        if (status)
+        if (status) {
+                if (board_obj_ptr)
+                        board_obj_ptr->destruct(board_obj_ptr);
                 return NULL;
+        }
 
         gk20a_dbg_info(" Done");