From: Stephen Hemminger <stephen@networkplumber.org>
Date: Thu, 29 May 2014 17:31:30 +0000 (-0700)
Subject: fix format warnings
X-Git-Tag: v3.15.0~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4ec0ffde42b79cfde698e4f31cd6d0b72d735574;p=thirdparty%2Fiproute2.git

fix format warnings

Enable format security, and fix the warning caused by printing
with string for format.
---

diff --git a/Makefile b/Makefile
index 543d9e8e1..9dbb29f3d 100644
--- a/Makefile
+++ b/Makefile
@@ -31,7 +31,7 @@ HOSTCC = gcc
 DEFINES += -D_GNU_SOURCE
 CCOPTS = -O2
 WFLAGS := -Wall -Wstrict-prototypes  -Wmissing-prototypes
-WFLAGS += -Wmissing-declarations -Wold-style-definition
+WFLAGS += -Wmissing-declarations -Wold-style-definition -Wformat=2
 
 CFLAGS = $(WFLAGS) $(CCOPTS) -I../include $(DEFINES)
 YACCFLAGS = -d -t -v
diff --git a/ip/ipaddress.c b/ip/ipaddress.c
index ce5e762c5..76f478230 100644
--- a/ip/ipaddress.c
+++ b/ip/ipaddress.c
@@ -357,7 +357,7 @@ static void print_link_stats64(FILE *fp, const struct rtnl_link_stats64 *s,
 		fprintf(fp, "    TX errors: aborted fifo    window  heartbeat");
                 if (carrier_changes)
 			fprintf(fp, " transns");
-		fprintf(fp, _SL_);
+		fprintf(fp, "%s", _SL_);
 		fprintf(fp, "               %-7"PRIu64"  %-7"PRIu64" %-7"PRIu64" %-8"PRIu64"",
 			(uint64_t)s->tx_aborted_errors,
 			(uint64_t)s->tx_fifo_errors,
@@ -406,7 +406,7 @@ static void print_link_stats(FILE *fp, const struct rtnl_link_stats *s,
 		fprintf(fp, "    TX errors: aborted fifo    window  heartbeat");
                 if (carrier_changes)
 			fprintf(fp, " transns");
-		fprintf(fp, _SL_);
+		fprintf(fp, "%s", _SL_);
 		fprintf(fp, "               %-7u  %-7u %-7u %-8u",
 			s->tx_aborted_errors,
 			s->tx_fifo_errors,