From 7c0031fc8063771e604976233fb7b46d2b85c077 Mon Sep 17 00:00:00 2001 From: Neels Hofmeyr Date: Tue, 3 Apr 2018 17:00:11 +0200 Subject: cosmetic: flatten ctrl_handle_msg() Change-Id: I3a711f5c974b7f56e27b333d390d1a706fb57007 --- src/ctrl/control_if.c | 36 +++++++++++++++++++----------------- 1 file changed, 19 insertions(+), 17 deletions(-) diff --git a/src/ctrl/control_if.c b/src/ctrl/control_if.c index df8abbc6..cc613ee7 100644 --- a/src/ctrl/control_if.c +++ b/src/ctrl/control_if.c @@ -365,6 +365,7 @@ int ctrl_handle_msg(struct ctrl_handle *ctrl, struct ctrl_connection *ccon, stru struct ctrl_cmd *cmd; struct ipaccess_head *iph; struct ipaccess_head_ext *iph_ext; + int result; if (msg->len < sizeof(*iph) + sizeof(*iph_ext)) { LOGP(DLCTRL, LOGL_ERROR, "The message is too short.\n"); @@ -398,28 +399,29 @@ int ctrl_handle_msg(struct ctrl_handle *ctrl, struct ctrl_connection *ccon, stru cmd->reply = "Command parser error."; } - if (cmd->type != CTRL_TYPE_ERROR) { - cmd->ccon = ccon; - if (ctrl_cmd_handle(ctrl, cmd, ctrl->data) == CTRL_CMD_HANDLED) { + /* In case of error, reply with the error message right away. */ + if (cmd->type == CTRL_TYPE_ERROR) + goto send_reply; - if (cmd->defer) { - /* The command is still stored as ctrl_cmd_def.cmd, in the def_cmds list. - * Just leave hanging for deferred handling. Reply will happen later. */ - return 0; - } + cmd->ccon = ccon; + result = ctrl_cmd_handle(ctrl, cmd, ctrl->data); - /* On CTRL_CMD_HANDLED, no reply needs to be sent back. */ - talloc_free(cmd); - cmd = NULL; - } - } - if (cmd) { - /* There is a reply or error that should be reported back to the sender. */ - ctrl_cmd_send(&ccon->write_queue, cmd); - talloc_free(cmd); + if (cmd->defer) { + /* The command is still stored as ctrl_cmd_def.cmd, in the def_cmds list. + * Just leave hanging for deferred handling. Reply will happen later. */ + return 0; } + /* On CTRL_CMD_HANDLED, no reply needs to be sent back. */ + if (result == CTRL_CMD_HANDLED) + goto just_free; + +send_reply: + /* There is a reply or error that should be reported back to the sender. */ + ctrl_cmd_send(&ccon->write_queue, cmd); +just_free: + talloc_free(cmd); return 0; } -- cgit v1.2.3