From a97777889328157bb7d06ec618bad16712a9c345 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Tue, 3 Feb 2015 12:11:30 +0100 Subject: ifconfig: fix double free fatal error in INET_sprint Based on the patch by Zheng Junling and Chen Gang Signed-off-by: Denys Vlasenko --- networking/interface.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/networking/interface.c b/networking/interface.c index bf7d2b1b4..b0572d04e 100644 --- a/networking/interface.c +++ b/networking/interface.c @@ -91,9 +91,9 @@ static const char* FAST_FUNC INET_sprint(struct sockaddr *sap, int numeric) { static char *buff; /* defaults to NULL */ - free(buff); if (sap->sa_family == 0xFFFF || sap->sa_family == 0) return "[NONE SET]"; + free(buff); buff = INET_rresolve((struct sockaddr_in *) sap, numeric, 0xffffff00); return buff; } @@ -173,9 +173,9 @@ static const char* FAST_FUNC INET6_sprint(struct sockaddr *sap, int numeric) { static char *buff; - free(buff); if (sap->sa_family == 0xFFFF || sap->sa_family == 0) return "[NONE SET]"; + free(buff); buff = INET6_rresolve((struct sockaddr_in6 *) sap, numeric); return buff; } -- cgit v1.2.3