---

yaml --- r: 377422 b: refs/heads/master c: 14bd076 h: refs/heads/master v: v3
git-mirror · Jun 24, 2013 · fc7ee42 · fc7ee42
1 parent 2e8ae57
commit fc7ee42
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: db4e9b2b98bac7adc7657ef94bb6d1a419a35571
+refs/heads/master: 14bd076955f4e9cb911326d1b7291e3a2b40bdec
diff --git a/trunk/drivers/net/ethernet/ti/davinci_cpdma.c b/trunk/drivers/net/ethernet/ti/davinci_cpdma.c
@@ -705,6 +705,13 @@ int cpdma_chan_submit(struct cpdma_chan *chan, void *token, void *data,
 	}
 
 	buffer = dma_map_single(ctlr->dev, data, len, chan->dir);
+	ret = dma_mapping_error(ctlr->dev, buffer);
+	if (ret) {
+		cpdma_desc_free(ctlr->pool, desc, 1);
+		ret = -EINVAL;
+		goto unlock_ret;
+	}
+
 	mode = CPDMA_DESC_OWNER | CPDMA_DESC_SOP | CPDMA_DESC_EOP;
 	cpdma_desc_to_port(chan, mode, directed);