config: remove useless assignment

v1.7.9-8-g270a344 (config: stop using config_exclusive_filename) replaced
config_exclusive_filename with given_config_file.  In one case this
resulted in a self-assignment, which is reported by clang as a warning.
Remove the useless code.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Acked-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/config.c b/builtin/config.c
index d41a9bfb143c2bd82e539c3f390f17914c2e853a..33c8820af6fc73453b749ec6026077f76180e26c 100644 (file)
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -397,8 +397,6 @@ int cmd_config(int argc, const char **argv, const char *prefix)
                                xstrdup(prefix_filename(prefix,
                                                        strlen(prefix),
                                                        given_config_file));
-               else
-                       given_config_file = given_config_file;
        }
 
        if (respect_includes == -1)