LU-12703 utils: reset rootpath in llapi_search_rootpath()

[fs/lustre-release.git] / lustre / utils / liblustreapi.c

diff --git a/lustre/utils/liblustreapi.c b/lustre/utils/liblustreapi.c
index 3417c77..848a72d 100644 (file)
--- a/lustre/utils/liblustreapi.c
+++ b/lustre/utils/liblustreapi.c
@@ -1454,6 +1454,9 @@ int llapi_search_fsname(const char *pathname, char *fsname)
 
 int llapi_search_rootpath(char *pathname, const char *fsname)
 {
+       /* pathname can be used as an argument by get_root_path(),
+        * clear it for safety */
+       pathname[0] = 0;
        return get_root_path(WANT_PATH, (char *)fsname, NULL, pathname, -1);
 }