From: Michael Haggerty <mhagger@alum.mit.edu>
Date: Wed, 27 Apr 2016 10:42:27 +0000 (+0200)
Subject: refname_is_safe(): don't allow the empty string
X-Git-Tag: v2.10.0-rc0~98^2~26
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=35db25c65f6f77c153ef2b1183ea7821236201c8;p=git

refname_is_safe(): don't allow the empty string

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
---

diff --git a/refs.c b/refs.c
index 5789152743..ca0280f7eb 100644
--- a/refs.c
+++ b/refs.c
@@ -136,11 +136,12 @@ int refname_is_safe(const char *refname)
 		free(buf);
 		return result;
 	}
-	while (*refname) {
+
+	do {
 		if (!isupper(*refname) && *refname != '_')
 			return 0;
 		refname++;
-	}
+	} while (*refname);
 	return 1;
 }