diff options
Diffstat (limited to '0107-usb-dwc2-Fix-memory-leak-in-dwc2_hcd_init.patch')
| -rw-r--r-- | 0107-usb-dwc2-Fix-memory-leak-in-dwc2_hcd_init.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/0107-usb-dwc2-Fix-memory-leak-in-dwc2_hcd_init.patch b/0107-usb-dwc2-Fix-memory-leak-in-dwc2_hcd_init.patch new file mode 100644 index 000000000000..9be262fcc437 --- /dev/null +++ b/0107-usb-dwc2-Fix-memory-leak-in-dwc2_hcd_init.patch @@ -0,0 +1,35 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Miaoqian Lin <linmq006@gmail.com> +Date: Mon, 30 May 2022 12:54:12 +0400 +Subject: [PATCH] usb: dwc2: Fix memory leak in dwc2_hcd_init + +commit 3755278f078460b021cd0384562977bf2039a57a upstream. + +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()") +Cc: stable <stable@kernel.org> +Acked-by: Minas Harutyunyan <hminas@synopsys.com> +Signed-off-by: Miaoqian Lin <linmq006@gmail.com> +Link: https://lore.kernel.org/r/20220530085413.44068-1-linmq006@gmail.com +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + 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 f63a27d11fac8d91fd456074d7a181cdddb882ee..3f107a06817d86e088bd30a87dfc8597d7e15b97 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); |