[PATCH v6 0/3] USB MIDI Gadget improvements and bug fixes

["Felipe F. Tonello" <eu@felipetonello.com>]

Fixed all comments suggested by the linux-usb list.

changes in v6:
 - Removed patches already applied in Balbi's tree
 - Cleanups on pre-allocation usb requrests patch
 - Fixed indentention on patch 1
 - Added patch which fails set_alt if a failure happened while
   allocating usb requests

changes in v5:
 - Use ep->enabled insetad of creating driver specific flag
 - Save MIDIStreaming interface id in driver data
 - define free_ep_req as static inline in header

changes in v4:
 - pre-alocation of in requests.
 - more code clean up
 - fix memory leak on out requests
 - configure endpoints only when setting up MIDIStreaming interface
	
Felipe F. Tonello (3):
  usb: gadget: f_midi: set altsettings only for MIDIStreaming interface
  usb: gadget: f_midi: fail if set_alt fails to allocate requests
  usb: gadget: f_midi: pre-allocate IN requests

 drivers/usb/gadget/function/f_midi.c | 175 +++++++++++++++++++++++++++--------
 drivers/usb/gadget/legacy/gmidi.c    |   2 +-
 2 files changed, 135 insertions(+), 42 deletions(-)

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2.5.0