Changeset 409dce5 in mainline

Timestamp:

2011-01-09T08:55:47Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

276aeda

Parents:

38c5dfa

Message:

Minor fixes in GET_DESCRIPTOR

File:

• uspace/lib/usb/src/usbdrvreq.c (modified) (3 diffs)

uspace/lib/usb/src/usbdrvreq.c

@@ -80 +80 @@
  * @param[in] descriptor_type Descriptor type (device/configuration/HID/...).
  * @param[in] descriptor_index Descriptor index.
- * @param[in] langauge Language index.
+ * @param[in] language Language index.
  * @param[out] buffer Buffer where to store the retrieved descriptor.
  * @param[in] size Size of the @p buffer.
@@ -92 +92 @@
     void *buffer, size_t size, size_t *actual_size)
 {
+        if (buffer == NULL) {
+                return EBADMEM;
+        }
+        if (size == 0) {
+                return EINVAL;
+        }
+
         /* Prepare the target. */
         usb_target_t target = {
@@ -221 +228 @@
     void *buffer, size_t buffer_size, size_t *actual_buffer_size)
 {
-        if (buffer == NULL) {
-                return EBADMEM;
-        }
-
         int rc = usb_drv_req_get_descriptor(phone, address,
             USB_REQUEST_TYPE_STANDARD,