From: Christophe JAILLET Date: Sat, 16 Jul 2016 06:34:33 +0000 (+0200) Subject: usb: gadget: composite: Fix return value in case of error X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3887db5c2b6531c59e9649a4293071b575d6eb3b;p=linux-beck.git usb: gadget: composite: Fix return value in case of error 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 Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index a8ecc7a612b9..5ebe6af7976e 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -2126,14 +2126,14 @@ 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; }