X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lnet%2Flnet%2Fconfig.c;h=a5661f9c3e9638e1d9d43223d7d0888ec4b99b27;hb=73c12f4d6c98476c0dc5de77a646a157db727eef;hp=7dd588e66842db7711bd83a2c8cfc77f8276bbe3;hpb=ffd8e881bb98bf3fce0716b46cc51b1922642f6e;p=fs%2Flustre-release.git

diff --git a/lnet/lnet/config.c b/lnet/lnet/config.c
index 7dd588e..a5661f9 100644
--- a/lnet/lnet/config.c
+++ b/lnet/lnet/config.c
@@ -197,7 +197,7 @@ int
 lnet_parse_networks(struct list_head *nilist, char *networks)
 {
 	struct cfs_expr_list *el = NULL;
-	int		tokensize = strlen(networks) + 1;
+	int		tokensize;
 	char		*tokens;
 	char		*str;
 	char		*tmp;
@@ -205,6 +205,11 @@ lnet_parse_networks(struct list_head *nilist, char *networks)
 	__u32		net;
 	int		nnets = 0;
 
+	if (networks == NULL) {
+		CERROR("networks string is undefined\n");
+		return -EINVAL;
+	}
+
 	if (strlen(networks) > LNET_SINGLE_TEXTBUF_NOB) {
 		/* _WAY_ conservative */
 		LCONSOLE_ERROR_MSG(0x112, "Can't parse networks: string too "
@@ -212,6 +217,8 @@ lnet_parse_networks(struct list_head *nilist, char *networks)
 		return -EINVAL;
 	}
 
+	tokensize = strlen(networks) + 1;
+
 	LIBCFS_ALLOC(tokens, tokensize);
 	if (tokens == NULL) {
 		CERROR("Can't allocate net tokens\n");