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USB: musb cppi dma fix

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Initializes the actual_len field to 0 before every DMA transaction.

Signed-off-by: Swaminathan S <[email protected]>
Acked-by: Felipe Balbi <[email protected]>
Signed-off-by: David Brownell <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Swaminathan S 2009-01-24 17:57:37 -08:00 • committed by Greg Kroah-Hartman
commit 191b776616
1 changed files with 1 additions and 0 deletions
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1
drivers/usb/musb/cppi_dma.c
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@ -995,6 +995,7 @@ static int cppi_channel_program(struct dma_channel *ch,
cppi_ch->offset = 0;
cppi_ch->maxpacket = maxpacket;
cppi_ch->buf_len = len;
cppi_ch->channel.actual_len = 0;
/* TX channel? or RX? */
if (cppi_ch->transmit)