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-rw-r--r--ubi-utils/include/libubi.h12
1 files changed, 7 insertions, 5 deletions
diff --git a/ubi-utils/include/libubi.h b/ubi-utils/include/libubi.h
index 84ac84c..47f40e2 100644
--- a/ubi-utils/include/libubi.h
+++ b/ubi-utils/include/libubi.h
@@ -221,12 +221,14 @@ int mtd_num2ubi_dev(libubi_t desc, int mtd_num, int *dev_num);
* @req. If @req->mtd_dev_node is given it should contain path to the MTD
* device node. Otherwise @req->mtd_num will be used.
*
- * Returns %0 in case of success and %-1 in case of failure (errno is set).
- * The newly created UBI device number is returned in @req->dev_num.
- * The MTD device number is returned in @req->mtd_num (-1 if not found)
+ * Returns %0 in case of success, %-1 in case of failure (errno is set) and %1
+ * if parameter @req->max_beb_per1024 was ignored by kernel (because the kernel
+ * is old and does not support this feature, which was added in 3.7). The newly
+ * created UBI device number is returned in @req->dev_num. In the MTD device
+ * was specified by its device node path, the MTD device number is returned in
+ * @req->mtd_num.
*/
-int ubi_attach(libubi_t desc, const char *node,
- struct ubi_attach_request *req);
+int ubi_attach(libubi_t desc, const char *node, struct ubi_attach_request *req);
/**
* ubi_detach_mtd - detach an MTD device.