From 902ca26856b54125ca773da753b1ea361f064f09 Mon Sep 17 00:00:00 2001
From: "Justin M. Keyes" <justinkz@gmail.com>
Date: Sun, 21 Oct 2018 22:50:12 +0200
Subject: fix warning: null arg passed to 'nonnull' param

Found by clang scan-build 5.0
---
 src/nvim/ex_cmds.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/nvim/ex_cmds.c b/src/nvim/ex_cmds.c
index bce0c35f67..99f8963dad 100644
--- a/src/nvim/ex_cmds.c
+++ b/src/nvim/ex_cmds.c
@@ -3299,7 +3299,7 @@ static buf_T *do_sub(exarg_T *eap, proftime_T timeout,
     endcolumn = (curwin->w_curswant == MAXCOL);
   }
 
-  if (sub_joining_lines(eap, pat, sub, cmd, !preview)) {
+  if (sub != NULL && sub_joining_lines(eap, pat, sub, cmd, !preview)) {
     return NULL;
   }
 
-- 
cgit