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authorJacob Keller <jacob.keller@gmail.com>2025-02-21 15:47:58 -0800
committerJunio C Hamano <gitster@pobox.com>2025-02-21 18:27:16 -0800
commitbb60c5213134cda73c31940ec0fb33c361a064eb (patch)
treeee904f2746cf68a692306a19b6f88966c325f0a1
parente1fbebe347426ef7974dc2198f8a277b7c31c8fe (diff)
downloadgit-bb60c5213134cda73c31940ec0fb33c361a064eb.tar.gz
mailmap: fix check-mailmap with full mailmap line
I recently had reported to me a crash from a coworker using the recently added sendemail mailmap support: 3724814 Segmentation fault (core dumped) git check-mailmap "bugs@company.xx" This appears to happen because of the NULL pointer name passed into map_user(). Fix this by passing "" instead of NULL so that we have a valid pointer. Signed-off-by: Jacob Keller <jacob.keller@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--builtin/check-mailmap.c2
-rwxr-xr-xt/t4203-mailmap.sh12
2 files changed, 13 insertions, 1 deletions
diff --git a/builtin/check-mailmap.c b/builtin/check-mailmap.c
index df00b5ee13..be2cebe121 100644
--- a/builtin/check-mailmap.c
+++ b/builtin/check-mailmap.c
@@ -35,7 +35,7 @@ static void check_mailmap(struct string_list *mailmap, const char *contact)
mail = ident.mail_begin;
maillen = ident.mail_end - ident.mail_begin;
} else {
- name = NULL;
+ name = "";
namelen = 0;
mail = contact;
maillen = strlen(contact);
diff --git a/t/t4203-mailmap.sh b/t/t4203-mailmap.sh
index 2265ff8872..0efa1ac86c 100755
--- a/t/t4203-mailmap.sh
+++ b/t/t4203-mailmap.sh
@@ -114,6 +114,18 @@ test_expect_success 'check-mailmap --stdin simple address: no mapping' '
test_cmp expect actual
'
+test_expect_success 'check-mailmap name and address: mapping' '
+ test_when_finished "rm .mailmap" &&
+ cat >.mailmap <<-EOF &&
+ Bug Reports <bugs-new@company.xx> Bugs <bugs@company.xx>
+ EOF
+ cat >expect <<-EOF &&
+ <bugs@company.xx>
+ EOF
+ git check-mailmap "bugs@company.xx" >actual &&
+ test_cmp expect actual
+'
+
test_expect_success 'No mailmap' '
cat >expect <<-EOF &&
$GIT_AUTHOR_NAME (1):