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Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/core/usb.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 43ee943d757..30dd2636f26 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -914,11 +914,11 @@ int usb_buffer_map_sg(const struct usb_device *dev, int is_in,
|| !(bus = dev->bus)
|| !(controller = bus->controller)
|| !controller->dma_mask)
- return -1;
+ return -EINVAL;
/* FIXME generic api broken like pci, can't report errors */
return dma_map_sg(controller, sg, nents,
- is_in ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+ is_in ? DMA_FROM_DEVICE : DMA_TO_DEVICE) ? : -ENOMEM;
}
EXPORT_SYMBOL_GPL(usb_buffer_map_sg);