[PATCH 22/24] show_head_ref(): check the result of resolve_ref_namespace()

From

David Turner <dturner@twopensource.com>

Date

Apr 7, 2016, 19:03 UTC

Message-ID

<1460055791-23313-23-git-send-email-dturner@twopensource.com>

In-Reply-To

<1460055791-23313-1-git-send-email-dturner@twopensource.com>

From: Michael Haggerty <mhagger@alum.mit.edu>

Only use the result of resolve_ref_namespace() if it is non-NULL.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
---
 http-backend.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/http-backend.c b/http-backend.c
index 8870a26..2148814 100644
--- a/http-backend.c
+++ b/http-backend.c
@@ -484,9 +484,9 @@ static int show_head_ref(const char *refname, const struct object_id *oid,
 		const char *target = resolve_ref_unsafe(refname,
 							RESOLVE_REF_READING,
 							unused.hash, NULL);
-		const char *target_nons = strip_namespace(target);
 
-		strbuf_addf(buf, "ref: %s\n", target_nons);
+		if (target)
+			strbuf_addf(buf, "ref: %s\n", strip_namespace(target));
 	} else {
 		strbuf_addf(buf, "%s\n", oid_to_hex(oid));
 	}

-- 
2.4.2.767.g62658d5-twtrsrc