From: Akash Goel <akash.goel@arm.com>
Date: Tue, 21 Oct 2025 16:09:51 +0000 (+0100)
Subject: dma-fence: Fix safe access wrapper to call timeline name method
X-Git-Tag: v6.18-rc4~10^2~1^2~10
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=033559473dd3b55558b535aa37b8848c207b5cbb;p=thirdparty%2Fkernel%2Flinux.git

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: <stable@vger.kernel.org> # v6.17+
Signed-off-by: Akash Goel <akash.goel@arm.com>
Fixes: 506aa8b02a8d ("dma-fence: Add safe access helpers and document the rules")
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>
Link: https://lore.kernel.org/r/20251021160951.1415603-1-akash.goel@arm.com
---

diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c
index 3f78c56b58dca..39e6f93dc3100 100644
--- a/drivers/dma-buf/dma-fence.c
+++ b/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";
 }