Michael Mueller noted that a feature I recently added failed to check the return
of lookup_commit to ensure that it was not NULL. I don't think a NULL can
actually happen in the this particular use case, but regardless it seems a good
idea to check.
Signed-off-by: Neil Horman <nhorman@xxxxxxxxxxxxx>
---
sequencer.c | 11 ++++++++++-
1 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/sequencer.c b/sequencer.c
index f83cdfd..ad4d781 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -261,7 +261,16 @@ static int is_index_unchanged(void)
return error(_("Could not resolve HEAD commit\n"));
head_commit = lookup_commit(head_sha1);
- if (!head_commit || parse_commit(head_commit))
+
+ /*
+ * If head_commit is NULL, just return, as check_commit,
+ * called from lookup_commit, would have indicated that
+ * head_commit is not a commit object already.
+ */
+ if (!head_commit)
+ return;
+
+ if (parse_commit(head_commit))
return error(_("could not parse commit %s\n"),
sha1_to_hex(head_commit->object.sha1));
--
1.7.7.6
--
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