From adb435bb70815461eeddf44dd5d6f1fc2ad9026d Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Mon, 8 Apr 2013 15:46:32 +0200 Subject: [PATCH 1/1] journald: drop two more memory allocations --- src/journal/journald-server.c | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c index 74482f184..6f283df74 100644 --- a/src/journal/journald-server.c +++ b/src/journal/journald-server.c @@ -538,15 +538,15 @@ static void dispatch_message_real( char pid[sizeof("_PID=") + DECIMAL_STR_MAX(ucred->pid)], uid[sizeof("_UID=") + DECIMAL_STR_MAX(ucred->uid)], gid[sizeof("_GID=") + DECIMAL_STR_MAX(ucred->gid)], - source_time[sizeof("_SOURCE_REALTIME_TIMESTAMP=" + DECIMAL_STR_MAX(usec_t))]; + source_time[sizeof("_SOURCE_REALTIME_TIMESTAMP=" + DECIMAL_STR_MAX(usec_t))], + boot_id[sizeof("_BOOT_ID=") + 32] = "_BOOT_ID=", + machine_id[sizeof("_MACHINE_ID=") + 32] = "_MACHINE_ID="; - char _cleanup_free_ *boot_id = NULL, *machine_id = NULL, - *comm = NULL, *cmdline = NULL, *hostname = NULL, + char _cleanup_free_ *comm = NULL, *cmdline = NULL, *hostname = NULL, *audit_session = NULL, *audit_loginuid = NULL, *exe = NULL, *cgroup = NULL, *session = NULL, *owner_uid = NULL, *unit = NULL, *selinux_context = NULL; - char idbuf[33]; sd_id128_t id; int r; char *t; @@ -689,14 +689,16 @@ static void dispatch_message_real( * redundant since the entry includes this in-line * anyway. However, we need this indexed, too. */ r = sd_id128_get_boot(&id); - if (r >= 0) - if (asprintf(&boot_id, "_BOOT_ID=%s", sd_id128_to_string(id, idbuf)) >= 0) - IOVEC_SET_STRING(iovec[n++], boot_id); + if (r >= 0) { + sd_id128_to_string(id, boot_id + sizeof("_BOOT_ID=") - 1); + IOVEC_SET_STRING(iovec[n++], boot_id); + } r = sd_id128_get_machine(&id); - if (r >= 0) - if (asprintf(&machine_id, "_MACHINE_ID=%s", sd_id128_to_string(id, idbuf)) >= 0) - IOVEC_SET_STRING(iovec[n++], machine_id); + if (r >= 0) { + sd_id128_to_string(id, machine_id + sizeof("_MACHINE_ID") - 1); + IOVEC_SET_STRING(iovec[n++], machine_id); + } t = gethostname_malloc(); if (t) { -- 2.30.2