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authorDan Carpenter <dan.carpenter@oracle.com>2015-01-14 23:59:48 +0300
committerFelipe Balbi <balbi@ti.com>2015-01-19 10:10:19 -0600
commitdf90f8381972369ff33580e5c4b3c3eea91cc91b (patch)
treebfcd159a850ce4a6f790f42c32d70a96030504c6 /drivers/usb/gadget/function/uvc_configfs.c
parentd1fc4440d761af47fd0c32661725011bf66ebb51 (diff)
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>
Diffstat (limited to 'drivers/usb/gadget/function/uvc_configfs.c')
-rw-r--r--drivers/usb/gadget/function/uvc_configfs.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/usb/gadget/function/uvc_configfs.c b/drivers/usb/gadget/function/uvc_configfs.c
index f69f47a00051..ff3058866a14 100644
--- a/drivers/usb/gadget/function/uvc_configfs.c
+++ b/drivers/usb/gadget/function/uvc_configfs.c
@@ -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;
}