usb: gadget: uvc: fix some error codes

We're basically saying ERR_CAST(NULL) and PTR_ERR(NULL) here, which is
nonsensical.

Acked-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Dan Carpenter 2015-01-14 23:59:48 +03:00 committed by Felipe Balbi
parent d1fc4440d7
commit df90f83819

View File

@ -148,7 +148,7 @@ static struct config_item *uvcg_control_header_make(struct config_group *group,
h = kzalloc(sizeof(*h), GFP_KERNEL);
if (!h)
return ERR_CAST(h);
return ERR_PTR(-ENOMEM);
h->desc.bLength = UVC_DT_HEADER_SIZE(1);
h->desc.bDescriptorType = USB_DT_CS_INTERFACE;
@ -840,7 +840,7 @@ static int uvcg_streaming_header_allow_link(struct config_item *src,
format_ptr = kzalloc(sizeof(*format_ptr), GFP_KERNEL);
if (!format_ptr) {
ret = PTR_ERR(format_ptr);
ret = -ENOMEM;
goto out;
}
ret = 0;
@ -960,7 +960,7 @@ static struct config_item
h = kzalloc(sizeof(*h), GFP_KERNEL);
if (!h)
return ERR_CAST(h);
return ERR_PTR(-ENOMEM);
INIT_LIST_HEAD(&h->formats);
h->desc.bDescriptorType = USB_DT_CS_INTERFACE;
@ -1278,7 +1278,7 @@ static struct config_item *uvcg_frame_make(struct config_group *group,
h = kzalloc(sizeof(*h), GFP_KERNEL);
if (!h)
return ERR_CAST(h);
return ERR_PTR(-ENOMEM);
h->frame.b_descriptor_type = USB_DT_CS_INTERFACE;
h->frame.b_frame_index = 1;
@ -1563,7 +1563,7 @@ static struct config_group *uvcg_uncompressed_make(struct config_group *group,
h = kzalloc(sizeof(*h), GFP_KERNEL);
if (!h)
return ERR_CAST(h);
return ERR_PTR(-ENOMEM);
h->desc.bLength = UVC_DT_FORMAT_UNCOMPRESSED_SIZE;
h->desc.bDescriptorType = USB_DT_CS_INTERFACE;
@ -1772,7 +1772,7 @@ static struct config_group *uvcg_mjpeg_make(struct config_group *group,
h = kzalloc(sizeof(*h), GFP_KERNEL);
if (!h)
return ERR_CAST(h);
return ERR_PTR(-ENOMEM);
h->desc.bLength = UVC_DT_FORMAT_MJPEG_SIZE;
h->desc.bDescriptorType = USB_DT_CS_INTERFACE;
@ -2124,7 +2124,7 @@ static int uvcg_streaming_class_allow_link(struct config_item *src,
count += 2; /* color_matching, NULL */
*class_array = kcalloc(count, sizeof(void *), GFP_KERNEL);
if (!*class_array) {
ret = PTR_ERR(*class_array);
ret = -ENOMEM;
goto unlock;
}