diff options
Diffstat (limited to 'drivers/base/dma-buf.c')
| -rw-r--r-- | drivers/base/dma-buf.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/base/dma-buf.c b/drivers/base/dma-buf.c index 460e22dee36d..ff5b745c4705 100644 --- a/drivers/base/dma-buf.c +++ b/drivers/base/dma-buf.c @@ -134,15 +134,14 @@ EXPORT_SYMBOL_GPL(dma_buf_export); */ int dma_buf_fd(struct dma_buf *dmabuf, int flags) { - int error, fd; + int fd; if (!dmabuf || !dmabuf->file) return -EINVAL; - error = get_unused_fd_flags(flags); - if (error < 0) - return error; - fd = error; + fd = get_unused_fd_flags(flags); + if (fd < 0) + return fd; fd_install(fd, dmabuf->file); @@ -298,6 +297,8 @@ 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; |