diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/f_dfu.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/usb/gadget/f_dfu.c b/drivers/usb/gadget/f_dfu.c index 8e7c981657..73b32f8ae5 100644 --- a/drivers/usb/gadget/f_dfu.c +++ b/drivers/usb/gadget/f_dfu.c @@ -654,7 +654,7 @@ static int dfu_prepare_function(struct f_dfu *f_dfu, int n) struct usb_interface_descriptor *d; int i = 0; - f_dfu->function = calloc(sizeof(struct usb_descriptor_header *), n + 1); + f_dfu->function = calloc(sizeof(struct usb_descriptor_header *), n + 2); if (!f_dfu->function) goto enomem; @@ -673,6 +673,14 @@ static int dfu_prepare_function(struct f_dfu *f_dfu, int n) f_dfu->function[i] = (struct usb_descriptor_header *)d; } + + /* add DFU Functional Descriptor */ + f_dfu->function[i] = calloc(sizeof(dfu_func), 1); + if (!f_dfu->function[i]) + goto enomem; + memcpy(f_dfu->function[i], &dfu_func, sizeof(dfu_func)); + + i++; f_dfu->function[i] = NULL; return 0; |