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update-index: ensure full index

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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 <dstolee@microsoft.com>
Reviewed-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Derrick Stolee 2021-04-01 01:49:53 +00:00 committed by Junio C Hamano
parent a02912019a
commit 2508df0272
1 changed files with 2 additions and 0 deletions
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2
builtin/update-index.c
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@ -745,6 +745,8 @@ static int do_reupdate(int ac, const char **av,
*/
has_head = 0;
redo:
/* TODO: audit for interaction with sparse-index. */
ensure_full_index(&the_index);
for (pos = 0; pos < active_nr; pos++) {
const struct cache_entry *ce = active_cache[pos];
struct cache_entry *old = NULL;