drm/syncobj: Use proper methods for accessing rcu protected pointers

Use rcu_dereference_protected() and rcu_assign_pointer() for accessing
the rcu protected syncobj->fence pointer. This eliminates several sparse
warnings.

Cc: Dave Airlie <[email protected]>
Cc: Jason Ekstrand <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: Alex Deucher <[email protected]>
Cc: Christian König <[email protected]>
Cc: Sumit Semwal <[email protected]>
Cc: Chris Wilson <[email protected]>
Signed-off-by: Ville Syrjälä <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Reviewed-by: Daniel Vetter <[email protected]>
Acked-by: Christian König <[email protected]>

0 files changed, 0 insertions, 0 deletions