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Diffstat (limited to 'include/linux/usb.h')
-rw-r--r--include/linux/usb.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index d3d0c1374334..2f05a7fa1ecf 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -1598,6 +1598,19 @@ usb_maxpacket(struct usb_device *udev, int pipe, int is_out)
/* ----------------------------------------------------------------------- */
+/* translate USB error codes to codes user space understands */
+static inline int usb_translate_errors(int error_code)
+{
+ switch (error_code) {
+ case 0:
+ case -ENOMEM:
+ case -ENODEV:
+ return error_code;
+ default:
+ return -EIO;
+ }
+}
+
/* Events from the usb core */
#define USB_DEVICE_ADD 0x0001
#define USB_DEVICE_REMOVE 0x0002