dma-fence: Fix safe access wrapper to call timeline name method

This commit fixes the wrapper function dma_fence_timeline_name(), that
was added for safe access, to actually call the timeline name method of
dma_fence_ops.

Cc: <[email protected]> # v6.17+
Signed-off-by: Akash Goel <[email protected]>
Fixes: 506aa8b ("dma-fence: Add safe access helpers and document the rules")
Reviewed-by: Tvrtko Ursulin <[email protected]>
Signed-off-by: Tvrtko Ursulin <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: akagoe01

drivers/dma-buf/dma-fence.c

@@ -1141,7 +1141,7 @@ const char __rcu *dma_fence_timeline_name(struct dma_fence *fence)
 			 "RCU protection is required for safe access to returned string");
 
 	if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags))
-		return fence->ops->get_driver_name(fence);
+		return fence->ops->get_timeline_name(fence);
 	else
 		return "signaled-timeline";
 }