{"id":2222382,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2222382/?format=json","web_url":"http://patchwork.ozlabs.org/project/ltp/patch/20260411110405.7330-1-always.starving0@gmail.com/","project":{"id":59,"url":"http://patchwork.ozlabs.org/api/1.1/projects/59/?format=json","name":"Linux Test Project development","link_name":"ltp","list_id":"ltp.lists.linux.it","list_email":"ltp@lists.linux.it","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260411110405.7330-1-always.starving0@gmail.com>","date":"2026-04-11T11:04:03","name":"[v2] close: add test for double close EBADF","commit_ref":null,"pull_url":null,"state":"changes-requested","archived":false,"hash":"604607c1b2444a4cc27c9395b7889fa0a7fe2f9b","submitter":{"id":92589,"url":"http://patchwork.ozlabs.org/api/1.1/people/92589/?format=json","name":"Jinseok Kim","email":"always.starving0@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/ltp/patch/20260411110405.7330-1-always.starving0@gmail.com/mbox/","series":[{"id":499548,"url":"http://patchwork.ozlabs.org/api/1.1/series/499548/?format=json","web_url":"http://patchwork.ozlabs.org/project/ltp/list/?series=499548","date":"2026-04-11T11:04:03","name":"[v2] close: add test for double close EBADF","version":2,"mbox":"http://patchwork.ozlabs.org/series/499548/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222382/comments/","check":"success","checks":"http://patchwork.ozlabs.org/api/patches/2222382/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","ltp@lists.linux.it"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","ltp@picard.linux.it"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=qHfE2JN/;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it\n (client-ip=2001:1418:10:5::2; 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charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it","Sender":"\"ltp\" "},"content":"Verify that calling close() on an already closed file descriptor fails\nwith EBADF.\n\nThis test adds coverage for a common state transition case where a\npreviously valid file descriptor becomes invalid after close().\n\nSigned-off-by: Jinseok Kim \n---\nChanges in v2:\n- Add additional test coverage to close02 instead of creating a separate\n close03 test.\n- Link to v1: https://lore.kernel.org/ltp/20260406133134.17238-2-always.starving0@gmail.com\n---\n testcases/kernel/syscalls/close/close02.c | 42 ++++++++++++++++++++---\n 1 file changed, 38 insertions(+), 4 deletions(-)\n\n--\n2.43.0","diff":"diff --git a/testcases/kernel/syscalls/close/close02.c b/testcases/kernel/syscalls/close/close02.c\nindex 617c48237..768361e56 100644\n--- a/testcases/kernel/syscalls/close/close02.c\n+++ b/testcases/kernel/syscalls/close/close02.c\n@@ -5,17 +5,51 @@\n */\n\n /*\\\n- * Call close(-1) and expects it to return EBADF.\n+ * Verify :manpage:`close(2)` failure cases:\n+ *\n+ * 1) close(-1) returns EBADF.\n+ * 2) closing the same fd twice returns EBADF on the second call.\n */\n\n #include \n+#include \n+\n #include \"tst_test.h\"\n\n-static void run(void)\n+enum case_type {\n+\tINVALID_FD,\n+\tDOUBLE_CLOSE,\n+};\n+\n+static struct tcase {\n+\tconst char *desc;\n+\tenum case_type type;\n+} tcases[] = {\n+\t{ \"close(-1)\", INVALID_FD },\n+\t{ \"close same fd twice\", DOUBLE_CLOSE },\n+};\n+\n+static void verify_close(unsigned int i)\n {\n-\tTST_EXP_FAIL(close(-1), EBADF);\n+\tint fd;\n+\tstruct tcase *tc = &tcases[i];\n+\n+\tswitch (tc->type) {\n+\tcase INVALID_FD:\n+\t\tTST_EXP_FAIL(close(-1), EBADF, \"%s\", tc->desc);\n+\t\tbreak;\n+\n+\tcase DOUBLE_CLOSE:\n+\t\tfd = SAFE_OPEN(\"close02\", O_CREAT, 0600);\n+\n+\t\tTST_EXP_PASS(close(fd), \"%s: first close()\", tc->desc);\n+\t\tTST_EXP_FAIL(close(fd), EBADF, \"%s: second close()\", tc->desc);\n+\t\tbreak;\n+\t}\n }\n\n static struct tst_test test = {\n-\t.test_all = run,\n+\t.needs_tmpdir = 1,\n+\t.tcnt = ARRAY_SIZE(tcases),\n+\t.test = verify_close,\n };\n","prefixes":["v2"]}