[PATCH 4/7] bootchooser: allow an empty namespace

[Juergen Borleis]

The bootchooser's documentation states the 'namespace' for the state
storage backend is optional. This change makes it really optional to allow
a flat state variable set definition for the 'bootchooser' as well.

Signed-off-by: Juergen Borleis <jbe at pengutronix.de>
---
 common/bootchooser.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/common/bootchooser.c b/common/bootchooser.c
index 69d980d6f..83b15e0f7 100644
--- a/common/bootchooser.c
+++ b/common/bootchooser.c
@@ -367,12 +367,10 @@ struct bootchooser *bootchooser_get(void)
 			char *state_devname;
 
 			delim = strchr(state_prefix, '.');
-			if (!delim) {
-				pr_err("state_prefix '%s' has invalid format\n",
-				       state_prefix);
-				goto err;
-			}
-			state_devname = xstrndup(state_prefix, delim - state_prefix);
+			if (delim)
+				state_devname = xstrndup(state_prefix, delim - state_prefix);
+			else
+				state_devname = xstrdup(state_prefix);
 			bc->state_prefix = xstrdup(state_prefix);
 			bc->state = state_by_name(state_devname);
 			if (!bc->state) {
-- 
2.11.0