[PATCH 4/4] Fix ie_match_stat for non-checked-out submodule

[Ping Yin <pkufranky@gmail.com>]

For submodules non checked out, ie_match_stat should always return 0.
So in this case avoid calling is_racy_timestamp.

Signed-off-by: Ping Yin <pkufranky@gmail.com>
---
 read-cache.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/read-cache.c b/read-cache.c
index a92b25b..8c9c8e2 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -294,7 +294,7 @@ int ie_match_stat(const struct index_state *istate,
 	 * whose mtime are the same as the index file timestamp more
 	 * carefully than others.
 	 */
-	if (!changed && is_racy_timestamp(istate, ce)) {
+	if (!changed && !S_ISGITLINK(ce->ce_mode) && is_racy_timestamp(istate, ce)) {
 		if (assume_racy_is_modified)
 			changed |= DATA_CHANGED;
 		else
-- 
1.5.5.1.116.ge4b9c.dirty