apply --root: thinkofix.

The end of a string is string[length-1], not string[length+1].
I pointed it out during the review, but I forgot about it when applying the
patch.  This should fix it.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/builtin-apply.c b/builtin-apply.c
index bf528966ca..6c3db60b65 100644
--- a/builtin-apply.c
+++ b/builtin-apply.c
@@ -3130,10 +3130,10 @@ int cmd_apply(int argc, const char **argv, const char *unused_prefix)
 			inaccurate_eof = 1;
 			continue;
 		}
-		if (!strncmp(arg, "--root=", strlen("--root="))) {
+		if (!prefixcmp(arg, "--root=")) {
 			arg += strlen("--root=");
 			root_len = strlen(arg);
-			if (root_len && arg[root_len + 1] != '/') {
+			if (root_len && arg[root_len - 1] != '/') {
 				char *new_root;
 				root = new_root = xmalloc(root_len + 2);
 				strcpy(new_root, arg);