Re: [PATCH 17/27] diff-lib: ensure full index

From: Derrick Stolee <redacted>

Before iterating over all cache entries, ensure that a sparse index is
expanded to a full index to avoid unexpected behavior.

Signed-off-by: Derrick Stolee <redacted>
---
 diff-lib.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/diff-lib.c b/diff-lib.c
index b73cc1859a49..41d6fcec1a81 100644
--- a/diff-lib.c
+++ b/diff-lib.c

@@ -102,6 +102,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)

        if (diff_unmerged_stage < 0)
                diff_unmerged_stage = 2;
+
        entries = istate->cache_nr;
        for (i = 0; i < entries; i++) {
                unsigned int oldmode, newmode;