[PATCH] drivers/dma-buf: fix the wrong return val

[Hui Su <suhui_kernel@xxxxxxx>]

The function should return the correct value.

Fixes: 64a8f92fd783 ("dma-buf: add dma_fence_unwrap v2")
Signed-off-by: Hui Su <suhui@xxxxxxxx>
---
 drivers/dma-buf/st-dma-fence-unwrap.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/dma-buf/st-dma-fence-unwrap.c b/drivers/dma-buf/st-dma-fence-unwrap.c
index 039f016b57be..0f156fca9697 100644
--- a/drivers/dma-buf/st-dma-fence-unwrap.c
+++ b/drivers/dma-buf/st-dma-fence-unwrap.c
@@ -157,7 +157,7 @@ static int unwrap_array(void *arg)
 	dma_fence_signal(f1);
 	dma_fence_signal(f2);
 	dma_fence_put(array);
-	return 0;
+	return err;
 }

 static int unwrap_chain(void *arg)
@@ -199,7 +199,7 @@ static int unwrap_chain(void *arg)
 	dma_fence_signal(f1);
 	dma_fence_signal(f2);
 	dma_fence_put(chain);
-	return 0;
+	return err;
 }

 static int unwrap_chain_array(void *arg)
@@ -245,7 +245,7 @@ static int unwrap_chain_array(void *arg)
 	dma_fence_signal(f1);
 	dma_fence_signal(f2);
 	dma_fence_put(chain);
-	return 0;
+	return err;
 }

 int dma_fence_unwrap(void)
--
2.34.1