kconfig: mconf,nconf: remove unneeded '\0' termination after snprintf()

snprintf() always terminates the destination buffer with '\0' even if
the buffer is not long enough. (In this case, the last element of the
buffer becomes '\0'.)

The explicit termination is unneeded.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 4cfbe62..9d3cf51 100644 (file)
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -299,17 +299,12 @@ static char filename[PATH_MAX+1];
 static void set_config_filename(const char *config_filename)
 {
        static char menu_backtitle[PATH_MAX+128];
-       int size;
 
-       size = snprintf(menu_backtitle, sizeof(menu_backtitle),
-                       "%s - %s", config_filename, rootmenu.prompt->text);
-       if (size >= sizeof(menu_backtitle))
-               menu_backtitle[sizeof(menu_backtitle)-1] = '\0';
+       snprintf(menu_backtitle, sizeof(menu_backtitle), "%s - %s",
+                config_filename, rootmenu.prompt->text);
        set_dialog_backtitle(menu_backtitle);
 
-       size = snprintf(filename, sizeof(filename), "%s", config_filename);
-       if (size >= sizeof(filename))
-               filename[sizeof(filename)-1] = '\0';
+       snprintf(filename, sizeof(filename), "%s", config_filename);
 }
 
 struct subtitle_part {

diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c
index 0cce69c..06ebe16 100644 (file)
--- a/scripts/kconfig/nconf.c
+++ b/scripts/kconfig/nconf.c
@@ -633,16 +633,10 @@ static char filename[PATH_MAX+1];
 static char menu_backtitle[PATH_MAX+128];
 static const char *set_config_filename(const char *config_filename)
 {
-       int size;
+       snprintf(menu_backtitle, sizeof(menu_backtitle), "%s - %s",
+                config_filename, rootmenu.prompt->text);
 
-       size = snprintf(menu_backtitle, sizeof(menu_backtitle),
-                       "%s - %s", config_filename, rootmenu.prompt->text);
-       if (size >= sizeof(menu_backtitle))
-               menu_backtitle[sizeof(menu_backtitle)-1] = '\0';
-
-       size = snprintf(filename, sizeof(filename), "%s", config_filename);
-       if (size >= sizeof(filename))
-               filename[sizeof(filename)-1] = '\0';
+       snprintf(filename, sizeof(filename), "%s", config_filename);
        return menu_backtitle;
 }