[PATCH 2/2] rbd: fix read-only option name

[Alex Elder <elder@inktank.com>]

The name of the "read-only" mapping option was inadvertently changed
in this commit:

    f84344f3 rbd: separate mapping info in rbd_dev

Revert that hunk to return it to what it should be.

Signed-off-by: Alex Elder <elder@inktank.com>
---
 drivers/block/rbd.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 65e9f1f..d032883 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -397,7 +397,7 @@ enum {
 static match_table_t rbd_opts_tokens = {
 	/* int args above */
 	/* string args above */
-	{Opt_read_only, "mapping.read_only"},
+	{Opt_read_only, "read_only"},
 	{Opt_read_only, "ro"},		/* Alternate spelling */
 	{Opt_read_write, "read_write"},
 	{Opt_read_write, "rw"},		/* Alternate spelling */
-- 
1.7.9.5