git-clone -s: document problems with git gc --prune

diff --git a/attr.c b/attr.c
index 92704a3f61c6d43d0377d86feb6598e68797022b..741db3b468c6a6ebbcd1414e42b4ef7d6ab3cc9d 100644 (file)
--- a/attr.c
+++ b/attr.c
@@ -209,8 +209,11 @@ static struct match_attr *parse_attr_line(const char *line, const char *src,
                num_attr = 0;
                cp = name + namelen;
                cp = cp + strspn(cp, blank);
-               while (*cp)
+               while (*cp) {
                        cp = parse_attr(src, lineno, cp, &num_attr, res);
+                       if (!cp)
+                               return NULL;
+               }
                if (pass)
                        break;
                res = xcalloc(1,