From: Aditya Pakki <pakki001@umn.edu>
Date: Fri, 28 Dec 2018 20:11:19 +0000 (-0600)
Subject: dmaengine: qcom_hidma: Check for driver register failure
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a474b3f0428d6b02a538aa10b3c3b722751cb382;p=linux.git

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 d64edeb6771a9..681de12f4c679 100644
--- 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");