net: rtnetlink: validate IFLA_MTU attribute in rtnl_create_link()

[mirror_ubuntu-bionic-kernel.git] / include / linux / dmaengine.h

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index f838764993eb366d8813052835e58c6a60f57aca..a6a0f5a92291f67993c7240b2184fd75a54a3d66 100644 (file)
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -1366,8 +1366,11 @@ 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;