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-rw-r--r--drivers/dma/ste_dma40.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index c9f485e3bae..05d0a993761 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -768,6 +768,9 @@ static int d40_pause(struct dma_chan *chan)
int res = 0;
unsigned long flags;
+ if (!d40c->busy)
+ return 0;
+
spin_lock_irqsave(&d40c->lock, flags);
res = d40_channel_execute_command(d40c, D40_DMA_SUSPEND_REQ);
@@ -792,6 +795,9 @@ static int d40_resume(struct dma_chan *chan)
int res = 0;
unsigned long flags;
+ if (!d40c->busy)
+ return 0;
+
spin_lock_irqsave(&d40c->lock, flags);
if (d40c->base->rev == 0)