1 files changed, 1 insertions, 0 deletions
diff --git a/src/nvim/main.c b/src/nvim/main.c
index a46c1a58f8..3f828d7be9 100644
--- a/src/nvim/main.c
+++ b/src/nvim/main.c
@@ -1825,6 +1825,7 @@ static int process_env(char *env, bool is_viminit)
 /// os_fileinfo_link() respectively for extra security.
 static bool file_owned(const char *fname)
 {
+  assert(fname != NULL);
   uid_t uid = getuid();
   FileInfo file_info;
   bool file_owned = os_fileinfo(fname, &file_info)