[PATCH] branch: change install_branch_config() to use skip_prefix()

["Dmitry S. Dolzhenko" <dmitrys.dolzhenko@yandex.ru>]

Change install_branch_config() function to use skip_prefix()
for getting short name of remote branch.

Signed-off-by: Dmitry S. Dolzhenko <dmitrys.dolzhenko@yandex.ru>
---
 branch.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/branch.c b/branch.c
index 723a36b..310749b 100644
--- a/branch.c
+++ b/branch.c
@@ -4,6 +4,8 @@
 #include "remote.h"
 #include "commit.h"
 
+static const char refs_heads_prefix[] = "refs/heads/";
+
 struct tracking {
 	struct refspec spec;
 	char *src;
@@ -49,8 +51,8 @@ static int should_setup_rebase(const char *origin)
 
 void install_branch_config(int flag, const char *local, const char *origin, const char *remote)
 {
-	const char *shortname = remote + 11;
-	int remote_is_branch = starts_with(remote, "refs/heads/");
+	const char *shortname = skip_prefix(remote, refs_heads_prefix);
+	int remote_is_branch = starts_with(remote, refs_heads_prefix);
 	struct strbuf key = STRBUF_INIT;
 	int rebasing = should_setup_rebase(origin);
 
-- 
1.8.5.3