[ Upstream commit 551e325bbd3fb8b5a686ac1e6cf76e5641461cf2 ] dma_map_sg return 0 on error, in case of error return -EIO to caller. Cc: Sebastian Reichel <sre@kernel.org> Cc: linux-kernel@vger.kernel.org (open list) Fixes: b209e047bc74 ("HSI: Introduce OMAP SSI driver") Signed-off-by: Jack Wang <jinpu.wang@ionos.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com> Signed-off-by: Sasha Levin <sashal@kernel.org>