[PATCH 21/21] show_head_ref(): check the result of resolve_ref_namespace()

[Michael Haggerty]

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

Signed-off-by: Michael Haggerty <mhag...@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));
        }
-- 
2.8.0.rc3

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