[PATCH] worktree: fix an 'Using integer as a NULL pointer' warning

[Ramsay Jones]

Signed-off-by: Ramsay Jones <ram...@ramsayjones.plus.com>
---

Hi Duy,

If you need to re-roll your 'nd/worktree-move' branch could you please
squash this into the relevant patch (commit 8a1dc92e91 ("worktree move:
refuse to move worktrees with submodules", 20-04-2017)).

Thanks!

ATB,
Ramsay Jones

 builtin/worktree.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/builtin/worktree.c b/builtin/worktree.c
index ff9ccb57f..c54abd5b8 100644
--- a/builtin/worktree.c
+++ b/builtin/worktree.c
@@ -534,7 +534,7 @@ static int unlock_worktree(int ac, const char **av, const 
char *prefix)
 
 static void validate_no_submodules(const struct worktree *wt)
 {
-       struct index_state istate = {0};
+       struct index_state istate = { NULL };
        int i, found_submodules = 0;
 
        if (read_index_from(&istate, worktree_git_path(wt, "index")) > 0) {
-- 
2.12.0