[PATCH] usb: musb: Fix missing error code in mpfs_probe()

[Jiapeng Chong]

The error code is missing in this code scenario, add the error code
'-ENOMEM' to the return value 'ret'.

This was found by coccicheck:

drivers/usb/musb/mpfs.c:185 mpfs_probe() warn: missing error code 'ret'.

Signed-off-by: Jiapeng Chong <jiapeng.chong at linux.alibaba.com>
---
 drivers/usb/musb/mpfs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/musb/mpfs.c b/drivers/usb/musb/mpfs.c
index 99666ef8af06..c8bf6570bcc4 100644
--- a/drivers/usb/musb/mpfs.c
+++ b/drivers/usb/musb/mpfs.c
@@ -181,8 +181,10 @@ static int mpfs_probe(struct platform_device *pdev)
 	glue->clk = clk;
 
 	pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
-	if (!pdata)
+	if (!pdata) {
+		ret = -ENOMEM;
 		goto err_clk_disable;
+	}
 
 	pdata->config = &mpfs_musb_hdrc_config;
 	pdata->platform_ops = &mpfs_ops;
-- 
2.20.1.7.g153144c