crypto: ccree - Fix dma_map_sg error check

[linux-block.git] / drivers / crypto / ccree / cc_buffer_mgr.c

diff --git a/drivers/crypto/ccree/cc_buffer_mgr.c b/drivers/crypto/ccree/cc_buffer_mgr.c
index 6140e492732265b0af70b6b00c53c6dd7e82d774..9efd88f871d1232fdc5708c312de012347175152 100644 (file)
--- a/drivers/crypto/ccree/cc_buffer_mgr.c
+++ b/drivers/crypto/ccree/cc_buffer_mgr.c
@@ -274,7 +274,7 @@ static int cc_map_sg(struct device *dev, struct scatterlist *sg,
        }
 
        ret = dma_map_sg(dev, sg, *nents, direction);
-       if (dma_mapping_error(dev, ret)) {
+       if (!ret) {
                *nents = 0;
                dev_err(dev, "dma_map_sg() sg buffer failed %d\n", ret);
                return -ENOMEM;