cache_tree_find(): use path variable when passing over slashesmh/simplify-cache-tree-find

The search for the end of the slashes is part of the update of the
path variable for the next iteration as opposed to an update of the
slash variable.  So iterate using path rather than slash.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/cache-tree.c b/cache-tree.c
index 17db9f9045..7f8d74dbcd 100644
--- a/cache-tree.c
+++ b/cache-tree.c
@@ -563,9 +563,10 @@ static struct cache_tree *cache_tree_find(struct cache_tree *it, const char *pat
 		if (!sub)
 			return NULL;
 		it = sub->cache_tree;
-		while (*slash == '/')
-			slash++;
+
 		path = slash;
+		while (*path == '/')
+			path++;
 	}
 	return it;
 }