builtin-checkout.c: check error return from read_cache()

diff --git a/config.c b/config.c
index 67cc1dcad0b52f0186c0c9564af43853d8994797..d2fc8f5f22782f7409915f9261a8c851d9d89a8e 100644 (file)
--- a/config.c
+++ b/config.c
@@ -490,6 +490,11 @@ static int git_default_core_config(const char *var, const char *value)
                return 0;
        }
 
+       if (!strcmp(var, "core.preloadindex")) {
+               core_preload_index = git_config_bool(var, value);
+               return 0;
+       }
+
        /* Add other config variables here and to Documentation/config.txt. */
        return 0;
 }