Merge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

[firefly-linux-kernel-4.4.55.git] / drivers / base / dma-buf.c

diff --git a/drivers/base/dma-buf.c b/drivers/base/dma-buf.c
index 460e22dee36dbb2389524f7287eb103b936e2c58..a3f79c495a411ea85b87604ab473fcef6b962558 100644 (file)
--- a/drivers/base/dma-buf.c
+++ b/drivers/base/dma-buf.c
@@ -298,6 +298,8 @@ void dma_buf_unmap_attachment(struct dma_buf_attachment *attach,
                                struct sg_table *sg_table,
                                enum dma_data_direction direction)
 {
+       might_sleep();
+
        if (WARN_ON(!attach || !attach->dmabuf || !sg_table))
                return;