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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-01-13 12:11:40 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-01-13 12:11:40 +0100
commit845f081002eebd7a1216fc0a5ef2c862dc6d093e (patch)
tree41f5ee3829836aafc4d872edf2c2e22390ae6034 /include/linux/dmaengine.h
parentusbip: Fix unsafe unaligned pointer usage (diff)
parentLinux 5.5-rc6 (diff)
Merge 5.5-rc6 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/dmaengine.h')
-rw-r--r--include/linux/dmaengine.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 8fcdee1c0cf9..dad4a68fa009 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -1364,8 +1364,11 @@ static inline int dma_get_slave_caps(struct dma_chan *chan,
static inline int dmaengine_desc_set_reuse(struct dma_async_tx_descriptor *tx)
{
struct dma_slave_caps caps;
+ int ret;
- dma_get_slave_caps(tx->chan, &caps);
+ ret = dma_get_slave_caps(tx->chan, &caps);
+ if (ret)
+ return ret;
if (caps.descriptor_reuse) {
tx->flags |= DMA_CTRL_REUSE;