utils-json: fix a warning when compiling

Change-Id: I3e354cb9e940798a995e79fe67d05607130c9714
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

diff --git a/src/utils-json.c b/src/utils-json.c
index fe98c3c..f2d99c1 100644 (file)
--- a/src/utils-json.c
+++ b/src/utils-json.c
@@ -275,7 +275,7 @@ int j_add_many_strings_m(struct json_object *obj, ...)
 {
        const char *key, *val;
        va_list ap;
-       int rc, rc2;
+       int rc;
 
        rc = 1;
        va_start(ap, obj);