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usb: gadget: udc: replace kzalloc with devm_kzalloc in mv_udc_probe
author
Kang Chen
<void0red@gmail.com>
Sat, 25 Feb 2023 04:11:49 +0000
(12:11 +0800)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Thu, 9 Mar 2023 14:33:49 +0000
(15:33 +0100)
This driver uses the unified memory management api, so replace
kzalloc with devm_kzalloc to avoid a memory leak.
Reported-by: Dongliang Mu <mudongliangabcd@gmail.com>
Link:
https://lore.kernel.org/all/CAD-N9QX5i5toj8cs7DxBjYWtRGf3ZRnfTAf809sFW6iX0Ktfmw@mail.gmail.com
Signed-off-by: Kang Chen <void0red@gmail.com>
Link:
https://lore.kernel.org/r/20230225041149.136-2-void0red@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/gadget/udc/mv_udc_core.c
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diff --git
a/drivers/usb/gadget/udc/mv_udc_core.c
b/drivers/usb/gadget/udc/mv_udc_core.c
index
6dd6d52
..
08474c0
100644
(file)
--- a/
drivers/usb/gadget/udc/mv_udc_core.c
+++ b/
drivers/usb/gadget/udc/mv_udc_core.c
@@
-2229,7
+2229,7
@@
static int mv_udc_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&udc->status_req->queue);
/* allocate a small amount of memory to get valid address */
- udc->status_req->req.buf =
kzalloc(
8, GFP_KERNEL);
+ udc->status_req->req.buf =
devm_kzalloc(&pdev->dev,
8, GFP_KERNEL);
if (!udc->status_req->req.buf) {
retval = -ENOMEM;
goto err_destroy_dma;