dmaengine: qcom_hidma: Check for driver register failure

While initializing the driver, the function platform_driver_register can
fail and return an error. Consistent with other invocations, this patch
returns the error upstream.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
Acked-by: Sinan Kaya <okaya@kernel.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/dma/qcom/hidma_mgmt.c b/drivers/dma/qcom/hidma_mgmt.c
index d64edeb6771a9b5fd4b0d274622cdaa0b9ff6d05..681de12f4c679470c966b8d5e59e5fa0dffbdfa8 100644 (file)
--- a/drivers/dma/qcom/hidma_mgmt.c
+++ b/drivers/dma/qcom/hidma_mgmt.c
@@ -423,9 +423,8 @@ static int __init hidma_mgmt_init(void)
                hidma_mgmt_of_populate_channels(child);
        }
 #endif
-       platform_driver_register(&hidma_mgmt_driver);
+       return platform_driver_register(&hidma_mgmt_driver);
 
-       return 0;
 }
 module_init(hidma_mgmt_init);
 MODULE_LICENSE("GPL v2");