Merge commit 'v2.6.28-rc4' into timers/rtc

Conflicts:
	drivers/rtc/rtc-cmos.c

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index a08d19704743..d1e381e35a9e 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -325,7 +325,12 @@ static enum dma_state_client dmatest_add_channel(struct dma_chan *chan)
 	struct dmatest_thread	*thread;
 	unsigned int		i;
 
-	dtc = kmalloc(sizeof(struct dmatest_chan), GFP_ATOMIC);
+	/* Have we already been told about this channel? */
+	list_for_each_entry(dtc, &dmatest_channels, node)
+		if (dtc->chan == chan)
+			return DMA_DUP;
+
+	dtc = kmalloc(sizeof(struct dmatest_chan), GFP_KERNEL);
 	if (!dtc) {
 		pr_warning("dmatest: No memory for %s\n", chan->dev.bus_id);
 		return DMA_NAK;