From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751953Ab1GZSM3 (ORCPT ); Tue, 26 Jul 2011 14:12:29 -0400 Received: from p3plsmtps2ded01.prod.phx3.secureserver.net ([208.109.80.58]:40113 "HELO p3plsmtps2ded01-02.prod.phx3.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751443Ab1GZSMY (ORCPT ); Tue, 26 Jul 2011 14:12:24 -0400 From: "K. Y. Srinivasan" To: gregkh@suse.de, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, virtualization@lists.osdl.org Cc: "K. Y. Srinivasan" , Haiyang Zhang Subject: [PATCH 1/1] Staging: hv: util: kvp: Cleanup kvp_get_domain_name() Date: Tue, 26 Jul 2011 11:03:10 -0700 Message-Id: <1311703390-6451-1-git-send-email-kys@microsoft.com> X-Mailer: git-send-email 1.7.4.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Cleanup kvp_get_domain_name(). If getaddrinfo() fails, deal with it properly (this can happen if no IP address has been assigned). Also, don't specify a specific service in the call to getaddrinfo() to make this code as generic as possible. Lastly, move the call to gethostname() after the local variables. Signed-off-by: K. Y. Srinivasan Signed-off-by: Haiyang Zhang --- drivers/staging/hv/tools/hv_kvp_daemon.c | 8 +++----- 1 files changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/staging/hv/tools/hv_kvp_daemon.c b/drivers/staging/hv/tools/hv_kvp_daemon.c index 6f3e5c2..57789f9 100644 --- a/drivers/staging/hv/tools/hv_kvp_daemon.c +++ b/drivers/staging/hv/tools/hv_kvp_daemon.c @@ -274,22 +274,20 @@ static int kvp_get_domain_name(char *buffer, int length) { struct addrinfo hints, *info ; - gethostname(buffer, length); int error = 0; + gethostname(buffer, length); memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_INET; /*Get only ipv4 addrinfo. */ hints.ai_socktype = SOCK_STREAM; hints.ai_flags = AI_CANONNAME; - error = getaddrinfo(buffer, "http", &hints, &info); + error = getaddrinfo(buffer, NULL, &hints, &info); if (error != 0) { strcpy(buffer, "getaddrinfo failed\n"); - error = 1; - goto get_domain_done; + return error; } strcpy(buffer, info->ai_canonname); -get_domain_done: freeaddrinfo(info); return error; } -- 1.7.4.1