[PATCH] usb: dwc2: Fix memory leak in dwc2_hcd_init

From: Miaoqian Lin
Date: Mon May 30 2022 - 04:55:14 EST


usb_create_hcd will alloc memory for hcd, and we should
call usb_put_hcd to free it when platform_get_resource()
fails to prevent memory leak.
goto error2 label instead error1 to fix this.

Fixes: 856e6e8e0f93 ("usb: dwc2: check return value after calling
platform_get_resource()")
Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx>
---
drivers/usb/dwc2/hcd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index f63a27d11fac..3f107a06817d 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -5190,7 +5190,7 @@ int dwc2_hcd_init(struct dwc2_hsotg *hsotg)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
retval = -EINVAL;
- goto error1;
+ goto error2;
}
hcd->rsrc_start = res->start;
hcd->rsrc_len = resource_size(res);
--
2.25.1