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usb: musb: gadget: read ep0 fifo only if rxcount is non zero
authorRavi Babu <ravibabu@ti.com>
Tue, 2 Apr 2013 07:52:42 +0000 (13:22 +0530)
committerFelipe Balbi <balbi@ti.com>
Tue, 2 Apr 2013 08:42:50 +0000 (11:42 +0300)
avoid reading fifo rxcount is zero of fifo is empty, hence
read fifo only if rxcount is non-zero

Signed-off-by: Ravi Babu <ravibabu@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

No differences found
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