From 71c077fb0a9f7222f5363ebc1c67d48d7a2f5ff8 Mon Sep 17 00:00:00 2001 From: "greg@kroah.com" Date: Fri, 23 Jan 2004 21:43:37 -0800 Subject: [PATCH] [PATCH] udevsnd : clean up message creation logic a bit. --- udevsend.c | 30 ++++++++++-------------------- 1 file changed, 10 insertions(+), 20 deletions(-) diff --git a/udevsend.c b/udevsend.c index d3e53782..bdc8293d 100644 --- a/udevsend.c +++ b/udevsend.c @@ -61,26 +61,17 @@ static inline char *get_seqnum(void) return seqnum; } -static int build_hotplugmsg(struct hotplug_msg **ppmsg, char *action, +static int build_hotplugmsg(struct hotplug_msg *msg, char *action, char *devpath, char *subsystem, int seqnum) { - struct hotplug_msg *pmsg; - - pmsg = malloc(sizeof(struct hotplug_msg)); - pmsg->mtype = HOTPLUGMSGTYPE; - pmsg->seqnum = seqnum; - strncpy(pmsg->action, action, 8); - strncpy(pmsg->devpath, devpath, 128); - strncpy(pmsg->subsystem, subsystem, 16); - *ppmsg = pmsg; + msg->mtype = HOTPLUGMSGTYPE; + msg->seqnum = seqnum; + strncpy(msg->action, action, 8); + strncpy(msg->devpath, devpath, 128); + strncpy(msg->subsystem, subsystem, 16); return sizeof(struct hotplug_msg); } -static void free_hotplugmsg(struct hotplug_msg *pmsg) -{ - free(pmsg); -} - static int start_daemon(void) { pid_t pid; @@ -118,8 +109,8 @@ int main(int argc, char* argv[]) { int msgid; key_t key; - struct msqid_ds msg_queue; - struct msgbuf *pmsg; + struct msqid_ds msg_queue; + struct hotplug_msg message; char *action; char *devpath; char *subsystem; @@ -157,7 +148,7 @@ int main(int argc, char* argv[]) /* create ipc message queue or get id of our existing one */ key = ftok(DEFAULT_UDEVD_EXEC, IPC_KEY_ID); - size = build_hotplugmsg( (struct hotplug_msg**) &pmsg, action, devpath, subsystem, seq); + size = build_hotplugmsg(&message, action, devpath, subsystem, seq); msgid = msgget(key, IPC_CREAT); if (msgid == -1) { dbg("error open ipc queue"); @@ -165,8 +156,7 @@ int main(int argc, char* argv[]) } /* send ipc message to the daemon */ - retval = msgsnd(msgid, pmsg, size, 0); - free_hotplugmsg( (struct hotplug_msg*) pmsg); + retval = msgsnd(msgid, &message, size, 0); if (retval == -1) { dbg("error sending ipc message"); goto exit; -- 2.39.5