Commit 8da79863 authored Sep 27, 2011 by Julian Andres Klode Committed by Greg Kroah-Hartman Sep 29, 2011

staging: nvec: Handle filled up RX buffers



If no RX buffer is available in state 1, jump to state
0 again. This will produce an incredible amount of
warnings, but it is not supposed to happen anyway.

Signed-off-by: Julian Andres Klode <jak@jak-linux.org>
Acked-by: Marc Dietrich <marvin24@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

parent bb0590e2

drivers/staging/nvec/nvec.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -554,6 +554,11 @@ static irqreturn_t nvec_interrupt(int irq, void *dev)
		nvec_invalid_flags(nvec, status, true);
		} else {
		nvec->rx = nvec_msg_alloc(nvec, NVEC_MSG_RX);
		/* Should not happen in a normal world */
		if (unlikely(nvec->rx == NULL)) {
		nvec->state = 0;
		break;
		}
		nvec->rx->data[0] = received;
		nvec->rx->pos = 1;
		nvec->state = 2;