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-rw-r--r--common/usb.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/common/usb.c b/common/usb.c
index 1b26bfa..20c614c 100644
--- a/common/usb.c
+++ b/common/usb.c
@@ -192,6 +192,7 @@ int usb_control_msg(struct usb_device *dev, unsigned int pipe,
void *data, unsigned short size, int timeout)
{
ALLOC_CACHE_ALIGN_BUFFER(struct devrequest, setup_packet, 1);
+ int err;
if ((timeout == 0) && (!asynch_allowed)) {
/* request for a asynch control pipe is not allowed */
@@ -209,8 +210,9 @@ int usb_control_msg(struct usb_device *dev, unsigned int pipe,
request, requesttype, value, index, size);
dev->status = USB_ST_NOT_PROC; /*not yet processed */
- if (submit_control_msg(dev, pipe, data, size, setup_packet) < 0)
- return -EIO;
+ err = submit_control_msg(dev, pipe, data, size, setup_packet);
+ if (err < 0)
+ return err;
if (timeout == 0)
return (int)size;