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authorPaul Mundt <lethal@linux-sh.org>2011-03-17 07:44:08 (GMT)
committerPaul Mundt <lethal@linux-sh.org>2011-03-17 07:44:08 (GMT)
commit1d2a1959fe534279cf37aba20b08c24c20840e52 (patch)
tree67c0b9aa7fe22a44bf0b4af88947799203eb8f67 /drivers/usb/core/usb.h
parent5a79ce76e9bb8f4b2cd8106ee36d15ee05013bcf (diff)
parent054cfaacf88865bff1dd58d305443d5d6c068a08 (diff)
downloadlinux-1d2a1959fe534279cf37aba20b08c24c20840e52.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-latest
Diffstat (limited to 'drivers/usb/core/usb.h')
-rw-r--r--drivers/usb/core/usb.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index b975450..a9cf484 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -122,6 +122,19 @@ static inline int is_usb_device_driver(struct device_driver *drv)
for_devices;
}
+/* 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;
+ }
+}
+
/* for labeling diagnostics */
extern const char *usbcore_name;