From: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Date: Fri, 26 Apr 2019 10:54:21 +0000 (+0300)
Subject: ip: mroute: add fflush to print_mroute
X-Git-Tag: v5.1.0~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=09e0528cf977150fcf6b849671091501b0958fdb;p=thirdparty%2Fiproute2.git

ip: mroute: add fflush to print_mroute

Similar to other print functions we need to flush buffered data
in order to work with pipes and output redirects.

After this patch ip monitor mroute &>log works properly.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---

diff --git a/ip/ipmroute.c b/ip/ipmroute.c
index b29c78e4c..6cf91fe93 100644
--- a/ip/ipmroute.c
+++ b/ip/ipmroute.c
@@ -57,6 +57,7 @@ int print_mroute(struct nlmsghdr *n, void *arg)
 	struct rtmsg *r = NLMSG_DATA(n);
 	int len = n->nlmsg_len;
 	struct rtattr *tb[RTA_MAX+1];
+	FILE *fp = arg;
 	const char *src, *dst;
 	SPRINT_BUF(b1);
 	SPRINT_BUF(b2);
@@ -209,6 +210,7 @@ int print_mroute(struct nlmsghdr *n, void *arg)
 
 	print_string(PRINT_FP, NULL, "\n", NULL);
 	close_json_object();
+	fflush(fp);
 	return 0;
 }