cmd: ubi: don't allow to rename a volume to a name that already exist
This commits add a check on the command ubi rename. This check avoids
to rename a volume to with a name that is already used on another ubi
volume. If two volumes has the same name, then the ubi device can't be
mounted anymore.
Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
diff --git a/cmd/ubi.c b/cmd/ubi.c
index 171377c..cb14e3e 100644
--- a/cmd/ubi.c
+++ b/cmd/ubi.c
@@ -264,6 +264,11 @@
return ENODEV;
}
+ if (!ubi_check(newname)) {
+ printf("%s: volume %s already exist\n", __func__, newname);
+ return EINVAL;
+ }
+
printf("Rename UBI volume %s to %s\n", oldname, newname);
if (ubi->ro_mode) {