In 'composite_os_desc_req_prepare', if one of the memory allocations fail,
0 will be returned, which means success.
We should return -ENOMEM instead.
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/usb/gadget/composite.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index eb64848..8241856 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -2124,14 +2124,14 @@ int composite_os_desc_req_prepare(struct usb_composite_dev *cdev,
cdev->os_desc_req = usb_ep_alloc_request(ep0, GFP_KERNEL);
if (!cdev->os_desc_req) {
- ret = PTR_ERR(cdev->os_desc_req);
+ ret = -ENOMEM;
goto end;
}
/* OS feature descriptor length <= 4kB */
cdev->os_desc_req->buf = kmalloc(4096, GFP_KERNEL);
if (!cdev->os_desc_req->buf) {
- ret = PTR_ERR(cdev->os_desc_req->buf);
+ ret = -ENOMEM;
kfree(cdev->os_desc_req);
goto end;
}
--
2.7.4
---
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https://www.avast.com/antivirus
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