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dmaengine/amba-pl08x: No need to check "ch->signal < 0"

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We have just executed following in pl08x_get_phy_channel():
	ch->signal = -1;

We don't have to compare "ch->signal < 0", as this will always be true.

Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Viresh Kumar 2011-08-05 15:32:35 +05:30 committed by Vinod Koul
parent 48a59ef357
commit 16ca810504
1 changed files with 1 additions and 1 deletions
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2
drivers/dma/amba-pl08x.c
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@ -916,7 +916,7 @@ static int prep_phy_channel(struct pl08x_dma_chan *plchan,
* need, but for slaves the physical signals may be muxed!
* Can the platform allow us to use this channel?
*/
if (plchan->slave && ch->signal < 0 && pl08x->pd->get_signal) {
if (plchan->slave && pl08x->pd->get_signal) {
ret = pl08x->pd->get_signal(plchan);
if (ret < 0) {
dev_dbg(&pl08x->adev->dev,