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 <ericvw@xxxxxxxxx> Signed-off-by: Tzvetan Mikov <tmikov@xxxxxxxxx> --- PATCH v2: Add a test case (thanks Michael J Gruber) line-log.c | 3 +++ t/t4211-line-log.sh | 5 +++++ 2 files changed, 8 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)); diff --git a/t/t4211-line-log.sh b/t/t4211-line-log.sh index 7369d3c..0901b30 100755 --- a/t/t4211-line-log.sh +++ b/t/t4211-line-log.sh @@ -94,4 +94,9 @@ test_expect_success '-L ,Y (Y == nlines + 2)' ' test_must_fail git log -L ,$n:b.c ' +test_expect_success '-L with --first-parent and a merge' ' + git checkout parallel-change && + git log --first-parent -L 1,1:b.c +' + test_done -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html