This cleans up the error pathes in the USB gadget and dfu layer.
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Sascha Hauer (4):
USB gadget: at91: return error when no udc is registered
dfu command: check return values
USB gadget: fsl: Bail out if no udc exists
USB gadget: dfu: propagate error from usb_gadget_poll
commands/dfu.c | 9 ++++++---
drivers/usb/gadget/at91_udc.c | 2 +-
drivers/usb/gadget/dfu.c | 7 ++++++-
drivers/usb/gadget/fsl_udc.c | 3 +++
4 files changed, 16 insertions(+), 5 deletions(-)
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