From 89ef65f02463b27313ff0eba806aa6e4aec10716 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Mon, 29 Jan 2007 23:43:18 +0000 Subject: preparatory patch for -Wwrite-strings #5 --- networking/libiproute/iproute.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) (limited to 'networking/libiproute/iproute.c') diff --git a/networking/libiproute/iproute.c b/networking/libiproute/iproute.c index c8a58c11c..27d37ac79 100644 --- a/networking/libiproute/iproute.c +++ b/networking/libiproute/iproute.c @@ -469,21 +469,15 @@ static int rtnl_rtcache_request(struct rtnl_handle *rth, int family) static int iproute_flush_cache(void) { -#define ROUTE_FLUSH_PATH "/proc/sys/net/ipv4/route/flush" - - int len; - int flush_fd = open (ROUTE_FLUSH_PATH, O_WRONLY); - char *buffer = "-1"; - + static const char fn[] = "/proc/sys/net/ipv4/route/flush"; + int flush_fd = open(fn, O_WRONLY); if (flush_fd < 0) { - fprintf(stderr, "Cannot open \"%s\"\n", ROUTE_FLUSH_PATH); + bb_perror_msg("cannot open '%s'", fn); return -1; } - len = strlen (buffer); - - if ((write (flush_fd, (void *)buffer, len)) < len) { - fprintf(stderr, "Cannot flush routing cache\n"); + if (write(flush_fd, "-1", 2) < 2) { + bb_perror_msg("cannot flush routing cache"); return -1; } close(flush_fd); -- cgit v1.2.3