selftests/vm: fix building protection keys test

[linux-2.6-microblaze.git] / scripts / kconfig / preprocess.c

diff --git a/scripts/kconfig/preprocess.c b/scripts/kconfig/preprocess.c
index 0243086..0590f86 100644 (file)
--- a/scripts/kconfig/preprocess.c
+++ b/scripts/kconfig/preprocess.c
@@ -114,7 +114,7 @@ static char *do_error_if(int argc, char *argv[])
        if (!strcmp(argv[0], "y"))
                pperror("%s", argv[1]);
 
-       return NULL;
+       return xstrdup("");
 }
 
 static char *do_filename(int argc, char *argv[])