gpu: nvgpu: Free unbound channels

If a channel cannot be allocated a GPFIFO, its status will remain
unbound. We still need to free the channel when the fd gets closed.

Bug 1769481

Change-Id: I8a9170f431cfa98dcf9e3cbc082393f02d2203db
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1154725

1 files changed, 0 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
index 02de1391..64a14f8e 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
@@ -894,9 +894,6 @@ static void gk20a_free_channel(struct channel_gk20a *ch)
         }
         mutex_unlock(&f->deferred_reset_mutex);
 
-        if (!ch->bound)
-                goto release;
-
         if (!gk20a_channel_as_bound(ch))
                 goto unbind;
 
@@ -985,7 +982,6 @@ unbind:
 
         mutex_unlock(&g->dbg_sessions_lock);
 
-release:
         /* make sure we catch accesses of unopened channels in case
          * there's non-refcounted channel pointers hanging around */
         ch->g = NULL;