From: Dmitry V. Levin <ldv@altlinux.org>
Date: Fri, 23 Feb 2007 17:12:33 +0000 (+0300)
Subject: git-show-ref --verify: Fail if called without a reference
X-Git-Tag: v1.5.0.2~14
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=8ab40a20053aa4a0f8d92d08ece88ff09b771435;p=git.git

git-show-ref --verify: Fail if called without a reference

builtin-show-ref.c (cmd_show_ref): Fail if called with --verify option but
without a reference.

Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
---

diff --git a/builtin-show-ref.c b/builtin-show-ref.c
index 853f13f6a..75211e64f 100644
--- a/builtin-show-ref.c
+++ b/builtin-show-ref.c
@@ -221,9 +221,11 @@ int cmd_show_ref(int argc, const char **argv, const char *prefix)
 	}
 
 	if (verify) {
-		unsigned char sha1[20];
-
+		if (!pattern)
+			die("--verify requires a reference");
 		while (*pattern) {
+			unsigned char sha1[20];
+
 			if (!strncmp(*pattern, "refs/", 5) &&
 			    resolve_ref(*pattern, sha1, 1, NULL)) {
 				if (!quiet)