line-log tries to access all parents of a commit, but only the first
parent has been loaded if "--first-parent" is specified, resulting
in a crash.
Limit the number of parents to one if "--first-parent" is specified.
Reported-by: Eric N. Vander Weele <eri...@gmail.com>
Signed-off-by: Tzvetan Mikov <tmi...@gmail.com>
---
line-log.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/line-log.c b/line-log.c
index 1008e72..86e7274 100644
--- a/line-log.c
+++ b/line-log.c
@@ -1141,6 +1141,9 @@ static int process_ranges_merge_commit(struct rev_info
*rev, struct commit *comm
int i;
int nparents = commit_list_count(commit->parents);
+ if (nparents > 1 && rev->first_parent_only)
+ nparents = 1;
+
diffqueues = xmalloc(nparents * sizeof(*diffqueues));
cand = xmalloc(nparents * sizeof(*cand));
parents = xmalloc(nparents * sizeof(*parents));
--
1.9.1
--
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