archive: don't let remote clients get unreachable commits

[git.git] / config.c

diff --git a/config.c b/config.c
index 0c8c76f13b03028ad400b1c5b72b3cf0a7ec0940..5d9072c1b937783f0c7759157d03d3ffb5897c14 100644 (file)
--- a/config.c
+++ b/config.c
@@ -51,7 +51,7 @@ static char *parse_value(void)
 
        for (;;) {
                int c = get_next_char();
-               if (len >= sizeof(value))
+               if (len >= sizeof(value) - 1)
                        return NULL;
                if (c == '\n') {
                        if (quote)
@@ -954,7 +954,7 @@ int git_config_set_multivar(const char* key, const char* value,
        lock = xcalloc(sizeof(struct lock_file), 1);
        fd = hold_lock_file_for_update(lock, config_filename, 0);
        if (fd < 0) {
-               error("could not lock config file %s", config_filename);
+               error("could not lock config file %s: %s", config_filename, strerror(errno));
                free(store.key);
                ret = -1;
                goto out_free;