1 files changed, 4 insertions, 0 deletions
diff --git a/src/nvim/file_search.c b/src/nvim/file_search.c
index b2cd5c510b..df48370ce1 100644
--- a/src/nvim/file_search.c
+++ b/src/nvim/file_search.c
@@ -1433,6 +1433,10 @@ char_u *find_file_in_path_option(char_u *ptr, size_t len, int options, int first
     rel_fname = NULL;
   }
 
+  if (len == 0) {
+    return NULL;
+  }
+
   if (first == TRUE) {
     // copy file name into NameBuff, expanding environment variables
     save_char = ptr[len];